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104883 Potassium hydrogen sulfate

extra pure

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Product Range

Product Number Packaging Size
1048839025 Fibre carton 25 kg
1048831000 Plastic bottle 1 kg

Product Information

Product Summary
EC index number 016-056-00-4
EC number 231-594-1
Chemical formula KHSO₄
Hill Formula HKO₄S
HS Code 2833 29 80
Synonyms Potassium bisulfate
CAS number 7646-93-7
Storage Store at +5°C to +30°C.
Molar mass 136.17 g/mol
GHS Labeling (EU)
Hazard Pictogram
icon icon
Signal Word Danger
Hazard Statement H314: Causes severe skin burns and eye damage.
H335: May cause respiratory irritation.
Precautionary Statement P280: Wear protective gloves/ protective clothing/ eye protection/ face protection.
P301 + P330 + P331: IF SWALLOWED: Rinse mouth. Do NOT induce vomiting.
P305 + P351 + P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
P308 + P310: IF exposed or concerned: immediately call a POISON CENTER or doctor/ physician.
Storage class 8B Non-combustible, corrosive hazardous materials
RTECS TS7200000
WGK WGK 1 slightly water endangering
Disposal 14
Inorganic salts: Container I. Neutral solutions of the these salts: Container D. Before placing in Container D, check the pH with pH-Universal indicator strips (Item No. 109535).
Chemical and Physical Data
Density 2.24 g/cm3 (20 °C)
Bulk Density 1140 kg/m3
Solubility 490 g/l (development of heat)
pH value 1 (50 g/l, H₂O, 20 °C)
Melting point 195 °C (decomposition)
Molar mass 136.17 g/mol

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