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Potassium phthalate monobasic

Catalog No. 179922 Name Sigma Aldrich
CAS Number 877-24-7 Website http://www.sigmaaldrich.com
M. F. C8H5KO4 Telephone 1-800-521-8956
M. W. 204.2212 Fax
Purity 99.95-100.05% dry basis Email
Storage Chembase ID: 103664

SYNONYMS

Title
邻苯二甲酸氢钾
IUPAC name
potassium 2-carboxybenzoate
IUPAC Traditional name
potassium hydrogen phthalate
Synonyms
Phthalic Acid Monopotassium Salt
酞酸氢钾
Potassium Biphthalate
Potassium hydrogen phthalate
KHP
苯二甲酸氢钾
邻苯二甲酸 单钾盐

DATABASE IDS

CAS Number 877-24-7
PubChem SID 24850834
MDL Number MFCD00013070
EC Number 212-889-4
Beilstein Number 3637128

PROPERTIES

Cation Traces Fe: ≤5 ppm
Cation Traces Na: ≤0.005%
Cation Traces heavy metals (as Pb): ≤5 ppm
Grade analytical standard (for titrimetry)
Impurities ≤0.002% S compounds
Impurities ≤0.003% Cl compounds
Impurities ≤0.005% insolubles
Linear Formula HOOCC6H4COOK
Purity 99.95-100.05% dry basis
Melting Point 295-300 °C (dec.)(lit.)
pH 4.00-4.02 (25.0 °C±0.2 °C, 0.05 M)
MSDS Link Download
Personal Protective Equipment Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter
RTECS CZ4326000
German water hazard class 2

DETAILS

Description (English)
Packaging
1 kg in poly bottle
100, 500 g in poly bottle
Description (简体中文)
包装
1 kg in poly bottle
100, 500 g in poly bottle

REFERENCES