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POTASSIUM HYDROGEN SULPHATE AR

"Store at 15–25°C"
Potassium bisulphate

COAs

Packings

500 g (00500)

25 Kg (0025K)

50 Kg (0050K)

1PW1200500 1PDL00030K 1PDL00040K
Print friendly version
Article No. 05373 Grade AR
Purity 99% CAS No. 7646-93-7
Molecular Formula KHSO4 Molecular Weight 136.19
H.S. Code 2833.2990 Shelf Life 60 Months

Physical Properties

Physical state at 20 °C Solid Colour White Crystalline
Odour Odorless Melting point/ Freezing point [°C] 325°C
Boiling point [°C] Decomposes Density [g/cm3] 2.24
Solubility in water [% weight] 56 g in 100g of water

Specifications

Appearance White crystalline powder Assay Min 99%
Insoluble matter Max 0.003% Chloride (Cl) Max 0.0005%
Phosphate (PO4) Max 0.001% Total nitrogen (N) Max 0.001%
Heavy metal (as Pb) Max 0.0005% Aluminium (Al) Max 0.002%
Calcium (Ca) Max 0.005% Iron (Fe) Max 0.0005%
Sodium (Na) Max 0.02%

Safety Information and Hazard Symbols

Corrosion Exclamation Mark
Symbol: GHS05, GHS07
 Signal Word: Danger
 UN No.: 2509
 IMCO Class No.: 8
 Packing Group: II
 Hazardous Statement: H314-H335
 Precaution Statement: P261;P280;P303+P361+P353;P304+P340;P305+P351+P338
Revision Date: 13-Feb-2026

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