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 2 of 2
Cannot find it? Ask on WhatsApp →Online Conductivity / TDS Controller with 4–20 mA Output
Panel-mounting process controller for conductivity and total dissolved solids with a sensor on a 5 m cable, a 4–20 mA output and selectable high and low limit alarms.
IndentInstrument type: Panel-mounting process controller with inline sensor, not a bench meter
Specification for Online Conductivity / TDS Controller with 4–20 mA Output
Specification for Online Conductivity / TDS Controller with 4–20 mA Output Instrument type Panel-mounting process controller with inline sensor, not a bench meter Conductivity range 0.01 to 20.00, 200.0, 2000 µS/cm, 20.00, 200.0 mS/cm Conductivity resolution / accuracy 0.001, 0.01, 0.1, 1 / ± 1% FS Calibration 1 to 3 points (10 µS / 84 µS / 1413 µS / 12.88 mS / 111.8 mS) Cell constant Selectable TDS range 0 to 10.00, 100.0, 1000 ppm, 10.00, 200.0 ppt TDS resolution / accuracy 0.01, 0.1, 1 / ± 1% FS TDS conversion factor 0.1 to 1.0 (default 0.5) Temperature range 0 to 100 °C / 32 to 212 °F Temperature resolution / accuracy 0.1 °C or °F / ± 1 °C, ± 1.8 °F Temperature coefficient 0.0 to 10.0% per °C Temperature compensation Automatic, built in 11 further specifications on the full record.
Typical applications
- Reverse osmosis and demineralised water plants
- Cooling tower blowdown control
- Boiler feed water monitoring
- Effluent discharge compliance
- Continuous process water quality monitoring
Also known as
- Inline conductivity controller
- Process conductivity transmitter
- Industrial TDS controller
- Conductivity monitor with 4-20 mA output
Full record, hazard data and enquiry for Online Conductivity / TDS Controller with 4–20 mA Output →
Replacement pH, ORP and Dissolved Oxygen Electrodes
Range of replacement combination pH, ORP and dissolved oxygen electrodes on BNC connectors, selected by sample type rather than by meter, for any instrument with a BNC input.
IndentItem type: Replacement / consumable electrodes, sold as sensors not as instruments
Specification for Replacement pH, ORP and Dissolved Oxygen Electrodes
Specification for Replacement pH, ORP and Dissolved Oxygen Electrodes Item type Replacement / consumable electrodes, sold as sensors not as instruments Construction Combination glass and reference electrode; inner reference Ag/AgCl Connector and cable BNC, 90 cm cable Electrode dimensions Ø 12 x 160 mm ER1, pH Plastic body, general laboratory use; 0–14 pH, 5–60 °C ER2, pH Plastic body, waste solutions; not for strong acid or alkaline samples; 0–14 pH, 5–60 °C ER3, pH Plastic body, high and low ionic concentration samples such as rain, sea and drinking water; 0–14 pH, 5–60 °C ER4, pH Plastic body, flat surface for food, cheese, paper, skin, meat and butter; 2–12 pH, 5–60 °C ER5, pH Glass body, ceramic liquid junction, for strong acid, alkaline and organic solutions; 0–14 pH, 5–90 °C ER6, pH Glass body, ceramic junction, for low ionic strength samples such as high-purity water; 2–12 pH, 5–90 °C ER10, pH Glass body, refillable (KCl filled), ceramic junction, general laboratory use; 0–14 pH ER7, ORP Plastic body, general redox measurement; ± 1000 mV, 5–60 °C 3 further specifications on the full record.
Typical applications
- Routine laboratory pH measurement
- Waste and effluent sampling
- Food, dairy and surface pH measurement
- Strong acid, alkaline and organic solutions
- High-purity and low ionic strength water
- ORP and dissolved oxygen measurement
Also known as
- Replacement pH electrode
- ORP electrode
- Redox electrode
- Dissolved oxygen electrode
- Combination pH electrode
- Spare pH probe
Full record, hazard data and enquiry for Replacement pH, ORP and Dissolved Oxygen Electrodes →
Replacement Conductivity Cells, K = 0.1, 1 and 10
Platinum-foil, glass-bodied conductivity cells in three cell constants, supplied as replacement sensors matched to the conductivity range being measured.
IndentItem type: Replacement / consumable conductivity cells, sold as sensors not as instruments
Specification for Replacement Conductivity Cells, K = 0.1, 1 and 10
Specification for Replacement Conductivity Cells, K = 0.1, 1 and 10 Item type Replacement / consumable conductivity cells, sold as sensors not as instruments Cell constant, CC1 K = 1 Measuring range, CC1 0.01 mS to 10 mS/cm Cell constant, CC2 K = 0.1 Measuring range, CC2 0.1 µS to 100 µS/cm Cell constant, CC3 K = 10 Measuring range, CC3 0.1 mS to 200 mS/cm Electrode material Platinum foils Body material Glass Temperature range 0 to 60 °C Pressure Up to 2 bar Connector 6-pin mini plug 6 further specifications on the full record.
Typical applications
- High-purity and deionised water (K = 0.1)
- Drinking, surface and general laboratory water (K = 1)
- Brines and concentrated solutions (K = 10)
- Pharmaceutical and food quality control
- Environmental and educational laboratories
Also known as
- Conductivity cell
- Conductivity electrode
- Conductivity probe
- EC sensor
- Replacement conductivity sensor
Full record, hazard data and enquiry for Replacement Conductivity Cells, K = 0.1, 1 and 10 →
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.
