Perchloric Acid 70% ACS Reagent, 2.5 Liter, case/4

Perchloric Acid 70% ACS Reagent, 2.5 Liter, case/4

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2.5 liter


Due to a dramatic reduction in supply, stock numbers cannot be guaranteed. All purchases will be followed by an order confirmation with estimated ship date and you will be notified if stock is unavailable. All orders for healthcare products placed after January 24, 2020 are non-cancellable and non-returnable. Thank you for your continued cooperation and partnership.

Perchloric Acid 70% ACS Reagent 2.5 Liter Case/4

Synonym: PCA

  • CAS Number 7601-90-3
  • Linear Formula HClO4
  • Molecular Weight 100.46
  • MDL number MFCD00011325
  • PubChem Substance ID 329752489

General description

Perchloric acid (HClO4), an oxygen acid of chlorine, is strongly acidic in nature. Hydrates of perchloric acid are obtained on its dissolution in water.


Perchloric acid has been used to deactivate chloramine-T during the spectrophotometric determination of collagen content of the rat tibialis anterior (TA) tendons and tendon constructs.

It also may be used in the following studies:

  • Determination of reduced glutathione (GSH) and oxidized glutathione (GSSG) content in liver tissues by high performance liquid chromatography (HPLC).
  • As an oxidizing agent in the estimation of sulfur (S) in plant samples.
  • As a solvent for the dissolution of plutonium.
grade ACS reagent
vapor pressure 6.8 mmHg ( 25 °C)

69.0-72.0% (ACS specification)


≤0.001% N compounds
≤5 ppm Silicate and phosphate (as SIO2)

ign. residue ≤0.003%
color  ≤10
density 1.664 g/mL at 25 °C
anion traces

chloride (Cl-): ≤0.001%
sulfate (SO42-): ≤0.001%

cation traces

Fe: ≤1 ppm
heavy metals (as Pb): ≤1 ppm

Safety Information




Signal word Danger
Hazard statements H271-H290-H302-H314-H373
Precautionary statements P210-P260-P280-P305 + P351 + P338-P370 + P378-P371 + P380 + P375
Target organs Missing Phrase - N11.00500180
RIDADR UN 1873 8(5.1) / PGI
WGK Germany 1


Safety Data Sheet


Note: These chemicals are for research & laboratory use only. Your order will not be processed if you do not work for, and ship to, a registered laboratory or research facility. Not for topical applications. An official Declaration of Use form may be required.

Most chemicals cannot be expedited.

This item has a Haz-Mat shipping fee built into the price. Fee is applicable only to the first item purchased. Additional HazMat items will be discounted automatically in the shopping cart. HazMat items always require special DOT handling and in rare cases may incur additional fees not levied prior to checkout. Request a quote for the most accurate pricing.

WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer and reproductive harm. Prop 65 Warning

Please note: This product is not returnable.

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