Potassium bisulfate

ALDRICH/401544 - ≥99.99% trace metals basis

Synonym: Potassium hydrogen sulfate

CAS Number: 7646-93-7
Empirical Formula (Hill Notation): HKO₄S
Molecular Weight: 136.17
EC Number: 231-594-1
MDL Number: MFCD00011404
Linear Formula: KHSO₄
Product Type: Chemical

Catalog Number	PKG Qty.	Price


45-401544-10G	10 g	$55.40 1/EA	Add To Favorites
45-401544-50G	50 g	$221.00 1/EA	Add To Favorites

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This image depicts SKU: 401544-10G

Properties
Descriptions
Safety Info.
Basic Data

acid number	35‑37%(as H₂SO₄)
assay	≥99.99% trace metals basis
density	2.32 g/mL at 25 °C (lit.)
form	crystals and lumps
impurities	≤100.0 ppm Trace Metal Analysis
InChI	1S/K.H2O4S/c;1-5(2,3)4/h;(H2,1,2,3,4)/q+1;/p-1
InChI key	CHKVPAROMQMJNQ-UHFFFAOYSA-M
mp	214 °C (lit.)
reaction suitability	core: potassium
SMILES string	[K+].OS([O-])(=O)=O

Packaging:

10, 50 g in poly bottle

Symbol	GHS05,GHS07
Signal word	Danger
Hazard statements	H314 - 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 1
Flash Point(F)	Not applicable
Flash Point(C)	Not applicable

Purity	≥99.99% trace metals basis
mp	214 °C (lit.)
Density	2.32 g/mL at 25 °C (lit.)
UNSPSC	12352302

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