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Perchloric Acid 60% / 70%

CAS 7601-90-3·HClO₄

Strong oxidising acid for wet digestion and non-aqueous titration, to ACS specification.

Grades offered

  • AR/ACSAnalytical Reagent, ACS specificationAR grade additionally meeting American Chemical Society limits.
How to choose between them →

Typical applications

  • Wet ashing of organic matrices
  • Non-aqueous titration of weak bases
AR/ACSAnalytical Reagent, ACS specification

Perchloric Acid 60% / 70%

HClO₄ · M.W. 100.46 g/mol

CAS
7601-90-3
Assay
60% or 70% w/w
Batch
Use before
DangerH271 · H290 · H314 · UN1802
Representative label. Batch, expiry and the full hazard statement appear on the container and its Safety Data Sheet.

Controlled supply

Strong oxidiser. Perchloric acid digestion requires a dedicated wash-down fume hood — perchlorate salts deposited in ordinary ductwork are an explosion hazard. Supplied against confirmation of end use and facilities.

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Pack sizes

  • 500 ml

Identification

CAS number7601-90-3
Molecular formulaHClO₄
Molecular weight100.46 g/mol
Assay60% or 70% w/w

Hazard identification

Signal wordDanger

  • OxidisingGHS03
  • CorrosiveGHS05
  • H271May cause fire or explosion; strong oxidiser
  • H290May be corrosive to metals
  • H314Causes severe skin burns and eye damage

TransportUN1802Packing groupII

Controlled supply

Strong oxidiser. Perchloric acid digestion requires a dedicated wash-down fume hood — perchlorate salts deposited in ordinary ductwork are an explosion hazard. Supplied against confirmation of end use and facilities.
This summary is reproduced from the manufacturer’s published classification for Perchloric Acid 60% / 70% and is provided to help you plan handling and storage. It is not a substitute for the Safety Data Sheet. Work from the SDS supplied with your consignment — classification can differ by grade, concentration and batch.

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