Potassium hydrogensulfate, fused
SIGALD/223697 - ACS reagent, Mixture of K2S2O7 and KHSO4
MDL Number: MFCD00066385
Product Type: Chemical
acid number | 37.5‑38.6% |
anion traces | chloride (Cl-): ≤0.002% |
phosphate (PO43-): ≤0.001% | |
cation traces | Ca: ≤0.002% |
Fe: ≤0.002% | |
heavy metals: ≤0.001% | |
Mg: ≤0.001% | |
Na: ≤0.01% | |
concentration | 37.5-38.6% H2SO4 in NaOH (titration) |
density | 2.512 g/mL at 25 °C (lit.) |
form | powder |
grade | ACS reagent |
impurities | ≤0.002% H2SO4 |
≤0.01% insolubles | |
≤2.5% water | |
InChI | 1S/3K.H2O7S2.H2O4S/c;;;1- |
InChI key | ZXJZSJHWYNTTSK-UHFFFAOYSA |
Quality Level | 200 ![]() |
SMILES string | [K+].[K+].[K+].OS([O-])(= |
Packaging: | 5, 250 g in glass bottle |
Symbol | ![]() ![]() |
Signal word | Danger |
Hazard statements | H314 - H330 - H335 |
Precautionary statements | P260 - P271 - P280 - P303 + P361 + P353 - P304 + P340 + P310 - P305 + P351 + P338 |
Hazard Codes | C |
Risk Statements | 34-37 |
Safety Statements | 26-36/37/39-45 |
RIDADR | UN 2509 8 / PGII |
WGK Germany | WGK 3 |
Flash Point(F) | Not applicable |
Flash Point(C) | Not applicable |
Density | 2.512 g/mL at 25 °C (lit.) |
UNSPSC | 12352300 |