12605
Sigma-Aldrich

Potassium bisulfate

puriss., 98-102%

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Synonym

Potassium hydrogen sulfate

Molecular Formula

KHSO₄

Molecular Weight

136.17

CAS Number

7646-93-7

MDL number

MFCD00011404

EG/EC Number

231-594-1

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Descriptions

Other Notes

This former Riedel-de Haën product is now being offered as Sigma-Aldrich brand. During the transition, you still may receive the Riedel product. The rebranding has no impact on product performance or quality. For further information see www.sigma-aldrich.com/rebranding. Printing link to product rebranding statement.

Properties

grade

puriss.

assay

98-102%

total impurities

≤0.002% ammonium (NH₄)

≤0.002% heavy metals (as Pb)

214 °C(lit.)

density

2.32 g/mL at 25 °C(lit.)

anion traces

chloride (Cl^-): ≤20 mg/kg

cation traces

Ca: ≤200 mg/kg

Fe: ≤20 mg/kg

References

Merck

Merck 13,7695

Fieser

Fieser 1,909

reference

Corp MSDS 1 (2), 2904:C / FT-IR 1 (2), 1265:D / RegBook 1 (3), 3449:G / Sax 6, 2270

Safety

Hazard Codes

Risk Statements

34-37

Safety Statements

26-36/37/39-45

RIDADR

UN 2509 8/PG 2

WGK Germany

RTECS

TS7200000

Related Categories

... Inorganic Salts > Potassium

MSDS

Certificate of Analysis

More Information