Analytical Instruments
Balances, pH and conductivity meters, spectrophotometers, titration apparatus, extraction and digestion systems.
20 categories · 244 published records. The catalogue we can supply is broader than the catalogue we publish — send us the item if you cannot find it.
27 records · page 1 of 2
Cannot find it? Ask on WhatsApp →Analytical Balance, 220 g × 0.1 mg
Four-decimal analytical balance with draught shield and internal or external calibration.
Ex-stockISO/IEC 17025Capacity: 220 g
Specification for Analytical Balance, 220 g × 0.1 mg
Specification for Analytical Balance, 220 g × 0.1 mg Capacity 220 g Readability 0.1 mg (0.0001 g) Repeatability ≤ 0.1 mg Linearity ± 0.2 mg Pan size 90 mm ø Calibration Internal motorised or external OIML class E2 weight Services Installation & commissioning · Calibration · Operator training · Annual maintenance contract Standards
ISO/IEC 17025Typical applications
- Weighing for standard and reagent preparation
- Gravimetric analysis
- Sample weighing for assay
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pH Meter, Benchtop, Five-Point Calibration
Microprocessor benchtop pH and mV meter with automatic temperature compensation and up to five-point calibration.
Ex-stockpH range: −2.00 to 16.00
Specification for pH Meter, Benchtop, Five-Point Calibration
Specification for pH Meter, Benchtop, Five-Point Calibration pH range −2.00 to 16.00 pH resolution 0.01 (0.001 on selected models) Accuracy ± 0.01 pH Calibration points Up to 5, with auto buffer recognition Temperature ATC, −10 to 110 °C Output RS-232 / USB, optional printer Services Installation & commissioning · Calibration · Operator training · Annual maintenance contract · Spares & consumables Typical applications
- pH measurement in water, effluent and process samples
- Pharmaceutical QC pH determination
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UV-Visible Spectrophotometer, Double Beam
Double-beam UV-Vis spectrophotometer for quantitative absorbance and scanning work.
IndentUSP <857>Wavelength range: 190–1100 nm
Specification for UV-Visible Spectrophotometer, Double Beam
Specification for UV-Visible Spectrophotometer, Double Beam Wavelength range 190–1100 nm Spectral bandwidth 1 nm (2 nm and variable on selected models) Wavelength accuracy ± 0.3 nm Photometric range −0.3 to 3.0 A Stray light < 0.05% T at 220 nm Software PC control; 21 CFR Part 11 package to order Services Installation & commissioning · Calibration · Validation & qualification · Operator training · Annual maintenance contract · Spares & consumables Standards
USP <857>Typical applications
- Quantitative assay by absorbance
- COD, nitrate, phosphate and metals colorimetry
- Dissolution and content uniformity testing
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Kjeldahl Digestion and Distillation Unit
Digestion block with fume scrubber and steam distillation unit for total nitrogen and crude protein determination.
IndentDigestion positions: 3, 6, 8 or 12
Specification for Kjeldahl Digestion and Distillation Unit
Specification for Kjeldahl Digestion and Distillation Unit Digestion positions 3, 6, 8 or 12 Digestion temperature Up to 450 °C, PID controlled Fume scrubber Water aspirator or recirculating, with neutralisation Distillation Steam generator with automatic alkali dosing Recovery ≥ 99.5% on ammonium sulphate reference Site preparation Required — foundation or utilities Services Installation & commissioning · Calibration · Operator training · Annual maintenance contract · Spares & consumables Typical applications
- Crude protein in food and feed
- Total Kjeldahl nitrogen in water and effluent
- Nitrogen in soil and fertiliser
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Conductivity / TDS Meter, Benchtop and Portable
Conductivity, TDS, salinity and resistivity measurement with automatic temperature compensation.
Ex-stockUSP <645>Conductivity range: 0.01 µS/cm to 200 mS/cm, auto-ranging
Specification for Conductivity / TDS Meter, Benchtop and Portable
Specification for Conductivity / TDS Meter, Benchtop and Portable Conductivity range 0.01 µS/cm to 200 mS/cm, auto-ranging Accuracy ± 0.5% of full scale Cell constants K = 0.1, 1.0 and 10.0 Temperature ATC with selectable coefficient Services Calibration · Operator training · Annual maintenance contract · Spares & consumables Standards
USP <645>Typical applications
- Purified water system monitoring
- Effluent and process water conductivity
- TDS in drinking water
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Automatic Potentiometric Titrator
Automatic titrator that follows the titration with an indicator electrode and locates the end point from the potential curve, for acid-base, redox, argentometric and non-aqueous determinations.
IndentTitration modes: DET (dynamic equivalence point), MET (monotone equivalence point), SET (preset end point), MAT (manual)
Specification for Automatic Potentiometric Titrator
Specification for Automatic Potentiometric Titrator Titration modes DET (dynamic equivalence point), MET (monotone equivalence point), SET (preset end point), MAT (manual) Burette Replaceable, 10 ml or 20 ml selectable Burette titrimetric repeatability 0.2% Burette accuracy, 10 ml / 20 ml ± 0.025 ml / ± 0.035 ml Burette resolution, 10 ml / 20 ml 1 µl / 2 µl Mechanical unit resolution 1/14000 mV measuring range ± 1800.0 mV mV resolution 0.1 mV mV accuracy ± 0.05% FS Fluctuation ± 0.3 mV ± 1 bit / 3 h pH measuring range 0.00–14.00 pH pH resolution 0.01 pH 12 further specifications on the full record.
Typical applications
- Acid-base titration
- Redox titration
- Argentometric (silver) titration
- Non-aqueous titration
- Assay and content determination
- pH measurement
Also known as
- Automatic potential titrator
- Autotitrator
- Potentiometric titration system
- Automatic titration unit
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Karl Fischer Titrator, Volumetric and Coulometric
Karl Fischer titrator for water content that runs both volumetric and coulometric titration on one instrument, with a separate cell for each so trace and percent-level moisture can be handled.
IndentQuantity measured: Water (moisture) content
Specification for Karl Fischer Titrator, Volumetric and Coulometric
Specification for Karl Fischer Titrator, Volumetric and Coulometric Quantity measured Water (moisture) content Modes Volumetric titration and coulometric titration Volumetric titration range 0.1 mg to 250 mg water Volumetric polarisation current accuracy 1 µA ± 0.2 µA, 50 µA ± 10 µA Volumetric repeatability ± 0.5% Volumetric burette 10 ml burette device Coulometric titration range, lower limit 10 µg (upper limit not usable as printed — see note) Coulometric electrolytic current 10 mA, 20 mA, 50 mA, 100 mA Coulometric accuracy ± (5% + 3) µg Coulometric repeatability ≤ 3% Generator cell With diaphragm Drift correction Automatic or manual background drift correction 10 further specifications on the full record.
Typical applications
- Water content in solvents and oils
- Moisture in active pharmaceutical ingredients and formulations
- Moisture in foods and edible oils
- Trace moisture in fine chemicals
- Moisture in plastics and powders
Also known as
- Karl Fischer moisture titrator
- KF titrator
- Water content titrator
- Volumetric Karl Fischer titrator
- Coulometric Karl Fischer titrator
- Moisture analyser, Karl Fischer
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Benchtop pH Meter, Economy
Microprocessor benchtop pH and mV meter with automatic temperature compensation and up to three-point calibration, for routine pH measurement in teaching and quality-control laboratories.
IndentParameters: pH, mV, temperature
Specification for Benchtop pH Meter, Economy
Specification for Benchtop pH Meter, Economy Parameters pH, mV, temperature pH range 0 to 14.00 pH pH resolution 0.1 pH / 0.01 pH pH accuracy ± 0.01 pH Calibration Up to 3 points pH buffer set USA (pH 4.01, 7.00, 10.01) Slope display Percentage slope shown automatically after calibration mV range ± 1999 mV mV resolution and accuracy ± 1% FS ± 1 digit & 1 mV Temperature range 0 °C to 100 °C Temperature resolution / accuracy 0.1 °C / ± 0.5 °C Temperature compensation Automatic 7 further specifications on the full record.
Typical applications
- Routine pH measurement
- Water and effluent testing
- Teaching laboratories
- Incoming and in-process quality control
Also known as
- Economy pH meter
- Digital pH meter, bench
- Laboratory pH meter
- pH and mV meter
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Benchtop pH / mV / Temperature Meter, Three-Point Calibration
Benchtop pH meter with automatic buffer recognition, three-point calibration and electrode slope and offset diagnosis, for general laboratory pH and mV measurement.
IndentModes: pH, mV, temperature
Specification for Benchtop pH / mV / Temperature Meter, Three-Point Calibration
Specification for Benchtop pH / mV / Temperature Meter, Three-Point Calibration Modes pH, mV, temperature pH range −2.00 to 16.00 pH pH resolution 0.01 pH pH accuracy ± 0.01 pH Calibration Up to 3 points, with automatic buffer recognition pH buffer sets USA (4.01, 7.00, 10.01) or NIST (4.01, 6.86, 9.18) Electrode diagnosis pH slope and offset displayed mV range ± 1999 mV mV resolution / accuracy 1 mV / ± 1 mV Temperature range 0 to 105 °C Temperature accuracy ± 0.5 °C Operating temperature 10 to 40 °C 10 further specifications on the full record.
Typical applications
- General laboratory pH measurement
- Water and wastewater testing
- Food and beverage quality control
- Chemical process sampling
Also known as
- Benchtop pH meter
- pH mV temperature meter
- Digital pH meter with USB
- Laboratory pH meter, 3 point calibration
Benchtop pH / mV / ORP Meter, Five-Point Calibration
High-resolution benchtop pH and ORP meter reading to 0.001 pH with five-point calibration, selectable buffer sets and a calibration-due reminder, for laboratories working to a defined method.
IndentModes: pH, mV, ORP, temperature
Specification for Benchtop pH / mV / ORP Meter, Five-Point Calibration
Specification for Benchtop pH / mV / ORP Meter, Five-Point Calibration Modes pH, mV, ORP, temperature pH range −2.000 to 20.000 pH pH accuracy ± 0.002 pH pH resolution 0.001, 0.01, 0.1 pH, selectable Calibration Up to 5 points, with automatic buffer recognition pH buffer sets USA (1.68, 4.01, 7.00, 10.01, 12.45); NIST (1.68, 4.01, 6.86, 9.18, 12.45); DIN (1.09, 4.65, 6.79, 9.23, 12.7); or user defined Calibration due reminder 1 to 30 days or off mV range ± 1999 mV mV accuracy ± 0.2 mV mV resolution 0.1 or 1 mV, selectable ORP mode Absolute or relative millivolt, single-point offset calibration Temperature range 0–105 °C, 32–212 °F 9 further specifications on the full record.
Typical applications
- Pharmaceutical and fine-chemical quality control
- Research laboratories
- ORP and redox measurement
- Water and effluent analysis
- Method development requiring a defined buffer set
Also known as
- pH meter, 5 point calibration
- Benchtop pH ORP meter
- High accuracy pH meter
- Research pH meter
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Benchtop pH / mV / ORP Meter with Printer Output
Benchtop pH and ORP meter with a 7 in touch display, five-point calibration, password protection and a printed or PC record of results, for laboratories that must keep a paper trail.
IndentModes: pH, mV, ORP, temperature
Specification for Benchtop pH / mV / ORP Meter with Printer Output
Specification for Benchtop pH / mV / ORP Meter with Printer Output Modes pH, mV, ORP, temperature pH range −2.000 to 20.000 pH pH resolution 0.001 or 0.01 pH, selectable pH accuracy ± 0.002 pH Calibration Up to 5 points pH buffer sets USA, NIST, DIN or user defined mV range ± 2000 mV mV accuracy / resolution ± 0.2 mV / 0.1 mV Temperature range 0–105 °C / 32–221 °F Temperature accuracy / resolution ± 0.5 °C / ± 0.9 °F; 0.1 °C / 0.1 °F Temperature compensation 0–100 °C, manual or automatic Stability setting Standard or high accuracy 10 further specifications on the full record.
Typical applications
- Pharmaceutical quality control
- Regulated testing laboratories
- Water and effluent analysis
- ORP and redox measurement
- Batch release records
Also known as
- pH meter with printer
- pH meter with thermal printer
- GLP pH meter
- pH meter with password protection
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Benchtop Conductivity / TDS Meter, Auto-Ranging
Auto-ranging benchtop meter for conductivity and total dissolved solids with a selectable cell constant and an adjustable TDS factor, for water and process-liquid testing.
IndentModes: Conductivity, TDS, temperature
Specification for Benchtop Conductivity / TDS Meter, Auto-Ranging
Specification for Benchtop Conductivity / TDS Meter, Auto-Ranging Modes Conductivity, TDS, temperature Conductivity range 0–20.0, 200.0, 2000 µS/cm, 20.00, 200.0 mS/cm (5 auto ranges) Conductivity resolution 0.01, 0.1, 1 Conductivity accuracy ± 0.5% FS Calibration Up to 3 points Calibration solutions 10 µS/cm, 84 µS/cm, 1413 µS/cm, 12.88 mS/cm, 111.8 mS/cm (any three) Cell constant options K = 0.1, 1, 10 TDS range 0–10 ppt (max. 200 ppt, depending on factor setting and conductivity range) TDS accuracy ± 1% FS TDS factor 0.1 to 1.0 (default 0.5) Normalisation temperature 25 °C Temperature range 0 to 105 °C (32 to 221 °F) 11 further specifications on the full record.
Typical applications
- Purified and drinking water testing
- Boiler and cooling-water monitoring
- Effluent and environmental sampling
- Process liquid quality control
- Teaching laboratories
Also known as
- Conductivity meter, bench
- TDS meter, laboratory
- EC meter
- Conductivity and total dissolved solids meter
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Benchtop Water-Quality Multiparameter Meter (pH, ORP, Conductivity, TDS, Salinity, Resistivity)
Benchtop multiparameter meter that measures pH, ORP, conductivity, TDS, salinity and resistivity from one instrument, with five-point calibration on both the pH and conductivity channels.
IndentParameters: pH, ORP, conductivity, TDS, salinity, resistivity, temperature
Specification for Benchtop Water-Quality Multiparameter Meter (pH, ORP, Conductivity, TDS, Salinity, Resistivity)
Specification for Benchtop Water-Quality Multiparameter Meter (pH, ORP, Conductivity, TDS, Salinity, Resistivity) Parameters pH, ORP, conductivity, TDS, salinity, resistivity, temperature pH range −2.000 to 20.000 pH pH resolution / accuracy 0.001, 0.01, 0.1 pH selectable / ± 0.002 pH pH calibration Up to 5 points pH buffer sets USA (1.68, 4.01, 7.00, 10.01, 12.45); NIST (1.68, 4.01, 6.86, 9.18, 12.45); DIN (1.09, 4.65, 6.79, 9.23, 12.75) ORP range / calibration 0 to ± 1999.9 mV / 1 point; absolute or relative mV; ± 0.2 mV Conductivity range 0–200 mS/cm Conductivity resolution / accuracy 0.01 / 0.1 / 1; ± 0.5% full scale Conductivity calibration Up to 5 points, solutions 10 µS/cm, 84 µS/cm, 1413 µS/cm, 12.88 mS/cm, 111.8 mS/cm Cell constant 1 and 10, user definable (see note) Temperature coefficient 0.0–10.0% per °C Compensation modes Linear or pure water 11 further specifications on the full record.
Typical applications
- Drinking and purified water testing
- Effluent and environmental monitoring
- Aquaculture and salinity work
- Process and boiler water control
- Teaching and research laboratories
Also known as
- Multiparameter water quality meter
- Water analysis kit, bench
- pH conductivity TDS salinity meter
- Six parameter water meter
Benchtop Water-Quality Multiparameter Meter with Ion and Dissolved Oxygen
Benchtop multiparameter meter that adds ion-selective and dissolved oxygen channels to pH, ORP, conductivity, TDS, salinity and resistivity measurement on one instrument.
IndentParameters: pH, ORP, ion, conductivity, TDS, salinity, resistivity, dissolved oxygen, temperature
Specification for Benchtop Water-Quality Multiparameter Meter with Ion and Dissolved Oxygen
Specification for Benchtop Water-Quality Multiparameter Meter with Ion and Dissolved Oxygen Parameters pH, ORP, ion, conductivity, TDS, salinity, resistivity, dissolved oxygen, temperature pH range −2.000 to 20.000 pH pH resolution and accuracy 0.001, 0.01, 0.1 pH selectable; ± 0.002 pH pH calibration Up to 5 points; USA, NIST or DIN buffer sets ORP range / calibration 0 to ± 1999.9 mV / 1 point; 0.1 or 1 mV; ± 0.2 mV Ion range 0.00 to 19999, depending on the range of the ion-selective electrode Ion resolution and accuracy 0.001, 0.01, 1, automatic; ± 0.5% and ± 1% full scale Conductivity range 0–200 mS/cm, ± 0.5% full scale Cell constant 0.1 / 1 / 10, user defined Conductivity calibration Up to 5 points; 10 µS/cm, 84 µS/cm, 1413 µS/cm, 12.88 mS/cm, 111.8 mS/cm TDS range / factor 0–10 ppt (max. 200 ppt depending on factor setting) / 0.0–1.0 Salinity range 0–80 ppt, practical salinity (PSU) or seawater standard (ppt) 11 further specifications on the full record.
Typical applications
- Surface and waste water surveys
- Aquaculture and effluent monitoring
- Fluoride and nitrate determination with an ion-selective electrode
- Drinking and process water control
- Environmental research
Also known as
- Multiparameter water quality meter with DO
- Eight parameter water meter
- pH conductivity DO ion meter
- Water analysis multiparameter bench meter
Benchtop Ion / pH / mV Meter, Five-Point Calibration
Benchtop ion meter that reads ion concentration directly from an ion-selective electrode over two to five calibration points, and also measures pH, ORP and temperature.
IndentModes: Ion concentration, pH, mV / ORP, temperature
Specification for Benchtop Ion / pH / mV Meter, Five-Point Calibration
Specification for Benchtop Ion / pH / mV Meter, Five-Point Calibration Modes Ion concentration, pH, mV / ORP, temperature Ion concentration range 0.001–19999 ppm, mg/L or mol/L, selectable, depending on the range of the ion-selective electrode Ion concentration accuracy ± 0.5% full scale (monovalent), ± 1% full scale (divalent) Ion resolution 0.001, 0.01, 0.1, 1 Ion calibration Up to 5 points, low to high concentration pH range / accuracy −2.000 to 20.000 pH / ± 0.002 pH pH resolution 0.001, 0.01, 0.1 pH, selectable pH buffer sets USA (1.68, 4.01, 7.00, 10.01, 12.45); NIST (1.68, 4.01, 6.86, 9.18, 12.45); DIN (1.09, 4.65, 6.79, 9.23, 12.7); or user defined mV range / accuracy ± 1999.9 mV / ± 0.2 mV mV resolution 0.1 or 1 mV, selectable mV calibration 1 point, relative mV mode only Temperature range / accuracy 0–105 °C, 32–221 °F / ± 0.5 °C 9 further specifications on the full record.
Typical applications
- Fluoride in drinking water and toothpaste
- Nitrate in water, soils and fertilisers
- Environmental monitoring
- Food and pharmaceutical testing
- pH and ORP measurement
Also known as
- Ion meter
- Ion selective electrode meter
- ISE meter, benchtop
- Ion concentration meter
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Benchtop Dissolved Oxygen Meter, Polarographic
Benchtop dissolved oxygen meter with a polarographic membrane sensor reading concentration in mg/L or percent saturation, with salinity and barometric pressure correction.
IndentSensor type: Polarographic membrane electrode
Specification for Benchtop Dissolved Oxygen Meter, Polarographic
Specification for Benchtop Dissolved Oxygen Meter, Polarographic Sensor type Polarographic membrane electrode Dissolved oxygen range 0.00–20.00 mg/L or ppm Dissolved oxygen resolution 0.1 or 0.01 ppm, selectable Dissolved oxygen accuracy ± 0.2 mg/L or ppm Oxygen saturation range 0.0–200.0% Saturation resolution / accuracy 0.1 or 1%, selectable / ± 2.0% Calibration 1 or 2 points (100% in air, 0% in zero-oxygen solution) Temperature range 0.0–50.0 °C Temperature accuracy ± 0.5 °C Temperature compensation 0–50 °C / 32–122 °F, automatic Salinity correction 0–50 g/L Barometric pressure correction 60.0–112.5 kPa, 450–850 mmHg 9 further specifications on the full record.
Typical applications
- Effluent and BOD-related sampling
- Aquaculture and fish-farm water
- Surface and river water monitoring
- Fermentation and bioprocess sampling
- Boiler feed and process water
Also known as
- DO meter, bench
- Dissolved oxygen analyser
- Laboratory dissolved oxygen meter
- Oxygen meter for water
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Water Hardness Meter with Ion Concentration Modes
Benchtop water hardness meter that reads hardness directly from a hardness-sensitive electrode against calibration standards, with a general ion-concentration mode on the same instrument.
IndentWater hardness range: 0.05 to 200 mmol/L (concentration)
Specification for Water Hardness Meter with Ion Concentration Modes
Specification for Water Hardness Meter with Ion Concentration Modes Water hardness range 0.05 to 200 mmol/L (concentration) Water hardness accuracy ± 1% FS Water hardness resolution 0.001, 0.01, 0.1, 1, automatic Hardness calibration 2 to 5 points; 0.01 / 0.1 / 1 / 10 / 100 mmol/L Ion range 0.001 to 30000 mmol/L, depending on the ion-selective electrode range Ion accuracy ± 0.5% FS and ± 1% FS Ion resolution 0.001, 0.01, 0.1, 1, automatic Ion calibration 2 to 5 points; 0.001 / 0.01 / 0.1 / 1 / 10 / 100 / 1000 / 10000 mmol/L Ion measurement methods Direct reading, known addition, known subtraction, sample addition, sample subtraction Measurement units ppm, mg/L, mol/L, mmol/L Electrode management Stores and recalls up to 3 electrode slopes Temperature range / accuracy / resolution 0–105 °C / ± 0.5 °C / 0.1 °C 11 further specifications on the full record.
Typical applications
- Boiler and cooling-water hardness
- Drinking water and softener plant monitoring
- Laundry and process water control
- Ion concentration measurement with an ISE
- Environmental water testing
Also known as
- Hardness meter
- Water hardness analyser
- Total hardness meter
- Calcium and magnesium hardness meter
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Ion-Selective Electrodes, Fluoride and Nitrate (Combination)
Refillable combination ion-selective electrodes for fluoride and for nitrate, supplied as replacement sensors for any ion meter fitted with a BNC socket.
IndentItem type: Replacement / consumable ion-selective electrodes, sold as sensors not as instruments
Specification for Ion-Selective Electrodes, Fluoride and Nitrate (Combination)
Specification for Ion-Selective Electrodes, Fluoride and Nitrate (Combination) Item type Replacement / consumable ion-selective electrodes, sold as sensors not as instruments Fluoride electrode (ISE19), ion Fluoride, F⁻ Fluoride electrode, concentration range 10⁻¹ M to 10⁻⁵ M (1900 ppm to 0.2 ppm) Fluoride electrode, pH window 5 to 7 pH Fluoride electrode, membrane Solid state Fluoride electrode, main interference OH⁻ Fluoride electrode, reproducibility ± 2% Fluoride electrode, supplied with Fluoride standard solution 500 ml, TISAB 500 ml, internal filling solution 30 ml Nitrate electrode (ISE62), ion Nitrate, NO₃⁻ Nitrate electrode, concentration range 10⁻¹ M to 10⁻⁴ M (6200 ppm to 6.2 ppm) Nitrate electrode, pH window 2.5 to 11 pH Nitrate electrode, membrane PVC 10 further specifications on the full record.
Typical applications
- Fluoride in drinking water, waste water and sea water
- Fluoride in toothpaste, foods and biological fluids
- Nitrate in pollution testing and fertilisers
- Nitrate in foods, meats and pickling baths
- Nitrate in pharmaceuticals and explosives testing
Also known as
- Fluoride ion selective electrode
- Nitrate ion selective electrode
- ISE
- Fluoride ISE
- Nitrate ISE
- Replacement ion electrode
Benchtop Turbidity Meter with Total Suspended Solids Mode
Benchtop turbidity meter reading 1 to 2000 NTU from an 850 nm infrared source and a silicon photodiode, with a total suspended solids mode and up to seven-point formazin calibration.
IndentMeasurement range: 1–2000 NTU
Specification for Benchtop Turbidity Meter with Total Suspended Solids Mode
Specification for Benchtop Turbidity Meter with Total Suspended Solids Mode Measurement range 1–2000 NTU Resolution 0.01 (1–100 NTU), 0.1 (100–999 NTU), 1 (999–2000 NTU) Accuracy ± 5% Turbidity units NTU, FNU, EBC, ASBC Calibration 2 to 7 points using formazin standards (0.02, 10.00, 200, 500, 1000, 1500, 2000 NTU) Light source Infrared-emitting diode, 850 nm Detector Silicon photodiode Stray light < 0.02 NTU TSS range Depends on the TSS conversion factor set TSS resolution / accuracy 0.0 / 1; ± 3% of reading Sample vials 60 mm high x 25 mm diameter Memory Up to 200 data sets 7 further specifications on the full record.
Typical applications
- Drinking water turbidity
- Municipal water treatment monitoring
- Industrial and municipal wastewater plants
- Total suspended solids screening
- Process and beverage water clarity
Also known as
- Turbidity meter, laboratory
- Nephelometer
- NTU meter
- Turbidimeter with TSS
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Portable Turbidity Meter, Nephelometric 90°
Battery-powered field turbidity meter working by the nephelometric method at 90° over 1 to 1100 NTU, with formazin calibration and a carrying case as standard.
IndentPrinciple: Nephelometric method, 90° detection
Specification for Portable Turbidity Meter, Nephelometric 90°
Specification for Portable Turbidity Meter, Nephelometric 90° Principle Nephelometric method, 90° detection Turbidity measuring range 1–1100 NTU / 0–275 EBC / 0–9999 ASBC Display resolution 0.01 (1–99 NTU), 0.1 (100–999 NTU), 1 (1000–1100 NTU) Measurement accuracy ± 3% Turbidity units NTU, FNU, EBC, ASBC Calibration 2 to 5 points using formazin standards (0.02, 10, 200, 500, 1000 NTU) Calibration standard values supplied 200, 500, 1000 NTU Light source Infrared light-emitting diode, 850 nm Detector Silicon photoelectric Stray light < 0.02 NTU Vial size / sample volume 60 mm high x 25 mm diameter / approx. 30 ml Measurement modes Single measurement with automatic end-point lock; continuous mode for indexing or matching vials 9 further specifications on the full record.
Typical applications
- Field turbidity surveys
- Drinking water spot checks
- Effluent discharge monitoring
- River and lake sampling
- Water treatment plant rounds
Also known as
- Field turbidity meter
- Handheld turbidimeter
- Portable nephelometer
- Battery turbidity meter
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Portable pH / mV Meter
Battery-powered portable pH and mV meter with three-point calibration, automatic buffer recognition and electrode diagnosis, supplied with a carrying case for field work.
IndentpH range: −2.00 to 20.00 pH
Specification for Portable pH / mV Meter
Specification for Portable pH / mV Meter pH range −2.00 to 20.00 pH pH resolution 0.01 pH pH accuracy ± 0.01 pH Calibration and buffer sets 1 to 3 points; USA (4.01 / 7.00 / 10.01) or NIST (4.01 / 6.86 / 9.18) Electrode diagnosis Automatic, indicates when the pH electrode should be replaced mV range ± 1999 mV mV resolution / accuracy 1 mV / ± 1 mV Temperature range 0 to 105 °C / 32 to 221 °F Temperature resolution / accuracy 0.1 °C / ± 0.5 °C Temperature compensation 0 to 100 °C, manual or automatic Hold function Manual or auto-read measurement end point Display LCD with white backlight 10 further specifications on the full record.
Typical applications
- Field pH measurement
- River, lake and effluent sampling
- Water treatment plant rounds
- Agricultural and soil-extract testing
- Site quality checks
Also known as
- Handheld pH meter
- Field pH meter
- Portable pH ORP meter
- Battery pH meter
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Portable Conductivity / TDS Meter
Battery-powered portable meter for conductivity and total dissolved solids with auto-ranging to 200 mS/cm and a selectable cell constant, supplied with a carrying case.
IndentConductivity range: 0 to 20.00, 200.0, 2000 µS/cm, 20.00, 200.0 mS/cm (auto range)
Specification for Portable Conductivity / TDS Meter
Specification for Portable Conductivity / TDS Meter Conductivity range 0 to 20.00, 200.0, 2000 µS/cm, 20.00, 200.0 mS/cm (auto range) Conductivity resolution 0.01, 0.1, 1 Conductivity accuracy ± 0.5% FS Conductivity calibration 1 to 3 points Conductivity standards 10 µS / 84 µS / 1413 µS / 12.88 mS / 111.8 mS Cell constant K = 0.1 / 1 / 10, selectable TDS range 0–10.00, 100.0, 1000 ppm, 10.00, 200.0 ppt TDS resolution / accuracy 0.01, 0.1, 1 / ± 1% FS Temperature range 0 to 105 °C / 32 to 221 °F Temperature resolution / accuracy 0.1 °C / ± 0.5 °C Temperature compensation 0 to 100 °C, manual or automatic Display LCD with white backlight 10 further specifications on the full record.
Typical applications
- Field conductivity and TDS surveys
- Drinking and irrigation water checks
- Effluent discharge monitoring
- Reverse osmosis plant rounds
- Aquaculture and pond water
Also known as
- Handheld conductivity meter
- Field TDS meter
- Portable EC meter
- Battery conductivity meter
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Portable Dissolved Oxygen Meter, Polarographic
Battery-powered portable dissolved oxygen meter with a polarographic membrane electrode, reading mg/L or percent saturation with manual salinity and pressure correction.
IndentSensor type: Polarographic dissolved oxygen electrode
Specification for Portable Dissolved Oxygen Meter, Polarographic
Specification for Portable Dissolved Oxygen Meter, Polarographic Sensor type Polarographic dissolved oxygen electrode Dissolved oxygen range 0.00 to 20.00 mg/L (ppm) Dissolved oxygen resolution 0.01 mg/L (ppm) Dissolved oxygen accuracy ± 0.5 mg/L (ppm) Saturation range 0.0 to 200.0% Saturation resolution / accuracy 0.1% / ± 2.0% Calibration 1 or 2 points (air-saturated water or zero-oxygen solution) Temperature compensation 0 to 50 °C / 32 to 122 °F, automatic Pressure correction 60.0 to 113.3 kPa / 450 to 850 mmHg, manual Salinity correction 0.0 to 50.0 ppt, manual Display LCD, backlit Hold function Manual, or automatic hold at measurement end point 10 further specifications on the full record.
Typical applications
- River, lake and reservoir surveys
- Aquaculture and fish-pond monitoring
- Effluent discharge checks
- Sewage treatment aeration control
- Field water quality work
Also known as
- Handheld DO meter
- Field dissolved oxygen meter
- Portable oxygen meter for water
- Battery DO meter
Full record, hazard data and enquiry for Portable Dissolved Oxygen Meter, Polarographic →
Online pH Controller with 4–20 mA Output
Panel-mounting process pH controller with a submersible sensor on a 5 m cable, a 4–20 mA output and selectable high and low alarms for continuous monitoring and dosing control.
IndentInstrument type: Panel-mounting process controller with submersible sensor, not a bench meter
Specification for Online pH Controller with 4–20 mA Output
Specification for Online pH Controller with 4–20 mA Output Instrument type Panel-mounting process controller with submersible sensor, not a bench meter pH range −1.00 to 15.00 pH pH resolution / accuracy 0.01 pH / ± 0.01 pH Calibration 1 to 3 points with automatic buffer recognition pH buffer sets USA (4.01 / 7.00 / 10.01) or NIST (4.01 / 6.86 / 9.18) mV range / resolution / accuracy ± 1000 mV / 1 mV / ± 1 mV Temperature range / resolution / accuracy 0–100 °C / 0.1 °C / ± 1 °C Temperature compensation 0–100 °C, automatic Signal output 4–20 mA Low / high alarm 0.00–14.00 pH, selectable, with settable hysteresis Communication interface RS485 Connection terminals Detachable screw terminals 8 further specifications on the full record.
Typical applications
- Effluent treatment plant pH control
- Neutralisation and dosing systems
- Cooling tower and boiler water monitoring
- Process line pH monitoring
- Continuous discharge compliance monitoring
Also known as
- Inline pH controller
- Process pH transmitter
- Industrial pH controller
- pH monitor with 4-20 mA output
Full record, hazard data and enquiry for Online pH Controller with 4–20 mA Output →
What laboratories usually order alongside this.
Ovens, Furnaces & Incubators
Hot air ovens, muffle and high-temperature furnaces, water baths, stability chambers and refrigerated equipment.
Water & Environmental Testing
COD and BOD apparatus, jar test flocculators, turbidity and dissolved oxygen measurement, and water quality analysers.
Microbiology & Sterilisation
Autoclaves, laminar air flow cabinets, BOD and bacteriological incubators, colony counters and aseptic handling equipment.
Why we publish the standard revision, not just the number.
Testing instruments are bought against a method, and a method is written against a standard. When that standard is revised, the old number stays in circulation for years — sometimes decades — because catalogues copy each other and nobody re-checks.
Three examples currently live across this industry: ASTM D1559 for Marshall stability, withdrawn in 1998. ASTM D422 for hydrometer analysis, withdrawn in 2016. IS 13311 for non-destructive concrete testing, absorbed into the IS 516 family in 2018. All three still appear on product listings you can buy from today.
That matters commercially, not just pedantically. If your quality manual cites a withdrawn standard, a NABL assessor will raise it, and the fastest way that error enters a manual is by being copied off a supplier’s specification sheet.
On qualification: for pharmaceutical customers, the documentation is half the purchase. GMP-specification equipment differs in its contact surfaces, its control system, its printed cycle records and its IQ/OQ/PQ protocol set. Specify that requirement at enquiry stage — retrofitting it after installation costs more and delays qualification.
On site preparation: compression testing machines, ductility baths, abrasion machines and large ovens need foundations, three-phase supply, drainage or extraction. We issue the foundation drawing and utility schedule with the quotation so the civil work can run in parallel with the delivery lead time rather than after it.
