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Potassium phosphate dibasic_Molecular_structure_CAS_7758-11-4)
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Potassium phosphate dibasic

Catalog No. 60354 Name Sigma Aldrich
CAS Number 7758-11-4 Website http://www.sigmaaldrich.com
M. F. HK2O4P Telephone 1-800-521-8956
M. W. 174.175901 Fax
Purity ≥99.0% (T) Email
Storage Chembase ID: 103487

SYNONYMS

Title
磷酸钾 二元
IUPAC name
dipotassium hydrogen phosphate
IUPAC Traditional name
dipotassium hydrogen phosphate
Synonyms
Dipotassium phosphate
磷酸二钾
磷酸氢二钾
Dipotassium hydrogenphosphate
sec.-Potassium phosphate

DATABASE IDS

EC Number 231-834-5
CAS Number 7758-11-4
PubChem SID 24881850
MDL Number MFCD00011383

PROPERTIES

Antion Traces chloride (Cl-): ≤50 mg/kg
Antion Traces sulfate (SO42-): ≤50 mg/kg
Cation Traces Al: ≤5 mg/kg
Cation Traces As: ≤0.1 mg/kg
Cation Traces Ba: ≤5 mg/kg
Cation Traces Bi: ≤5 mg/kg
Cation Traces Ca: ≤10 mg/kg
Cation Traces Cd: ≤5 mg/kg
Cation Traces Co: ≤5 mg/kg
Cation Traces Cr: ≤5 mg/kg
Cation Traces Cu: ≤5 mg/kg
Cation Traces Fe: ≤10 mg/kg
Cation Traces Li: ≤5 mg/kg
Cation Traces Mg: ≤5 mg/kg
Cation Traces Mn: ≤5 mg/kg
Cation Traces Mo: ≤5 mg/kg
Cation Traces Na: ≤5000 mg/kg
Cation Traces Ni: ≤5 mg/kg
Cation Traces Pb: ≤5 mg/kg
Cation Traces Sr: ≤5 mg/kg
Cation Traces Zn: ≤5 mg/kg
Impurities insoluble matter, passes filter test
λ 1 M in H2O
Linear Formula K2HPO4
Product Line BioUltra
Purity ≥99.0% (T)
Absorption Wavelength λ: 260 nm Amax: ≤0.20
Absorption Wavelength λ: 280 nm Amax: ≤0.15
pH 8.7-9.3 (25 °C, 1 M in H2O)
Solubility H2O: soluble1 M at 20 °C, clear, colorless
MSDS Link Download
Personal Protective Equipment Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter
German water hazard class 3

DETAILS

Description (English)
Other Notes
Component of a wide variety of media for the culture of microorganisms. Component of Dulbecco′s phosphate buffered saline for cell culture in which it maintains the pH and supplies essential phosphate
Suitable alkalimetric standard for standardizing NaOH, KOH, Ba(OH)2.
Description (简体中文)
Other Notes
Component of a wide variety of media for the culture of microorganisms. Component of Dulbecco′s phosphate buffered saline for cell culture in which it maintains the pH and supplies essential phosphate
Suitable alkalimetric standard for standardizing NaOH, KOH, Ba(OH)2.

REFERENCES