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POTASSIUM PERCHLORATE AR/ACS

Potassium chlorate (VII); Perchloric acid potassium salt; peroidin

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COAs

Packings

250 g (00250)

500 g (00500)

1PW1200500
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Article No. 05408 Grade AR/ACS
Purity 99.5% CAS No. 7778-74-7
Molecular Formula KClO4 Molecular Weight 138.55
H.S. Code 2829.1990 Shelf Life 60 Months

Physical Properties

Physical state at 20 °C Solid Colour White crystalline
Odour Odorless pH value 5.0 - 6.5
Melting point/ Freezing point [°C] 400 °C Boiling point [°C] 400°C
Vapour density 4.8 Density [g/cm3] 2.52
Solubility in water [% weight] 13.9 g/l at 20 °C

Specifications

Appearance White crystalline powder or powder Assay (argentometric) 99.5 - 100.5%
Insoluble matter Max 0.005% pH (1% solution in water) 5 - 7
Chloride (Cl) Max 0.003% Sulphate (SO4) Max 0.001%
Total nitrogen (N) Max 0.0005% Heavy metal (as Pb) Max 0.0005%
Iron (Fe) Max 0.0005% Calcium (Ca) Max 0.005%
Sodium (Na) Max 0.002%

Safety Information and Hazard Symbols

Flame Over Circle Exclamation Mark
Symbol: GHS03, GHS07
 Signal Word: Danger
 UN No.: 1489
 IMCO Class No.: 5.1
 Packing Group: II
 Hazardous Statement: H271-H302
 Precaution Statement: P220
Revision Date: 13-Jan-2023

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