PERCHLORIC ACID

PERCHLORIC ACID AR/ACS

Restricted for Export

Article No.

00240

Grade

AR/ACS

Purity

60%

CAS No.

7601-90-3

Molecular Formula

HCIO₄

Molecular Weight

100.46

H.S. Code

2811.2990

Shelf Life

60 Months

MSDS

Certificate of Analysis (COAs)

Physical Properties

Physical state at 20 °C

Liquid

Colour

Clear colorless

Odour

Odorless

Melting point/ Freezing point [°C]

-18 °C

Boiling point [°C]

203 °C

Vapour density

3.5

Density [g/cm3]

1.5 - 1.6

Solubility in water [% weight]

Infinitely soluble

Oxidising properties

The substance or mixture is classified as oxidizing with the subcategory 1.

Packings

500 ml (00500)
2500 ml (02500)
2500 ml (02500)
2500 ml (02500)

Specifications

Appearance	A clear colourless liquid
Assay	60 - 62%
Colour scale	Max 10 Hazen
Residue on ignition (as SO4)	Max 0.003%
Matter insoluble in ethanol	Max 0.001%
Chlorate (ClO3)	Max 0.001%
Total nitrogen (N)	Max 0.001%
Chloride (Cl)	Max 0.0001%
Free chlorine (CI)	Max 0.0005%
Nitrate (NO3)	Max 0.001%
Phosphate and silicate (as SiO2)	Max 0.0003%
Sulphate (SO4)	Max 0.0004%
Ammonium (NH4)	Max 0.0002%
Heavy metal (as Pb)	Max 0.0001%
Arsenic (As)	Max 0.000005%
Copper (Cu)	Max 0.00001%
Iron (Fe)	Max 0.00005%
Lead (Pb)	Max 0.00001%
Manganese (Mn)	Max 0.00005%
Mercury (Hg)	Max 0.00001%
Potassium (K)	Max 0.002%
Silver (Ag)	Max 0.00001%
Sodium (Na)	Max 0.002%
Specific gravity	1.54

Safety Information and Hazard Symbols

Symbol: GHS03, GHS05, GHS07, GHS08
Signal Word: Danger
UN No.: 1873
IMCO Class No.: 5.1,8
Packing Group: I
Hazardous Statement: H271-H290-H302-H314-H373
Precaution Statement: P210-P280-P303 + P361 + P353-P304 + P340 + P310-P305 + P351 + P338-P371 + P380 + P375
Risk Statement: R 5- 8-35
Safety Statement: S 23-26-36-45

Revision Date : 06-Oct-2017

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