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Potassium phosphate monobasic

Catalog No. P9791 Name Sigma Aldrich
CAS Number 7778-77-0 Website http://www.sigmaaldrich.com
M. F. H2KO4P Telephone 1-800-521-8956
M. W. 136.085541 Fax
Purity ≥98.0% Email
Storage Chembase ID: 105585

SYNONYMS

Title
磷酸钾 一元
IUPAC name
potassium dihydrogen phosphate
IUPAC Traditional name
potassium dihydrogen phosphate
Synonyms
无水磷酸二氢钾
磷酸一钾
磷酸二氢钾

DATABASE IDS

PubChem SID 24898921
CAS Number 7778-77-0
MDL Number MFCD00011401
EC Number 231-913-4

PROPERTIES

Antion Traces chloride (Cl-): ≤10 ppm
Cation Traces Fe: ≤20 ppm
Cation Traces heavy metals (as Pb): ≤10 ppm
Foreign Activity DNase, Exonuclease; NICKase, Endonuclease; RNase and protease, none detected
Grade for molecular biology
Purity ≥98.0%
pKa (1) 2.15, (2) 6.82, (3) 12.38 (phosphoric acid)
Density 2.338 g/mL at 25 °C(lit.)
Melting Point 252.6 °C(lit.)
Solubility H2O: soluble100 mg/mL
Personal Protective Equipment Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter
RTECS TC6615500
German water hazard class 2

DETAILS

REFERENCES