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Potassium tetraoxalate dihydrate_Molecular_structure_CAS_6100-20-5)
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Potassium tetraoxalate dihydrate

Catalog No. 60589 Name Sigma Aldrich
CAS Number 6100-20-5 Website http://www.sigmaaldrich.com
M. F. C4H7KO10 Telephone 1-800-521-8956
M. W. 254.19068 Fax
Purity ≥99.5% (RT) Email
Storage Chembase ID: 88374

SYNONYMS

Title
四草酸钾 二水合物
IUPAC name
potassium oxalic acid dihydrate hydrogen oxalate
IUPAC Traditional name
potassium oxalic acid dihydrate hydrogen oxalate
Synonyms
草酸 半钾盐
Oxalic acid hemipotassium salt

DATABASE IDS

PubChem SID 24881922
CAS Number 6100-20-5
MDL Number MFCD00150443
Beilstein Number 3854419
EC Number 204-874-6

PROPERTIES

abs. absorption0.1M/289 nm, H2O cut-off
Antion Traces chloride (Cl-): ≤10 mg/kg
Antion Traces sulfate (SO42-): ≤100 mg/kg
Cation Traces Al: ≤10 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: ≤5 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 NH4+: ≤50 mg/kg
Cation Traces Na: ≤50 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
Linear Formula KH3(C2O4)2 · 2H2O
Product Line BioUltra
Purity ≥99.5% (RT)
pH 1.0-2.5 (25 °C, 0.1 M in H2O)
Solubility H2O: soluble0.1 M at 20 °C, clear, colorless
GHS Pictograms GHS07
GHS Signal Word Warning
GHS Hazard statements H302-H312
European Hazard Symbols Harmful Harmful (Xn)
MSDS Link Download
Personal Protective Equipment dust mask type N95 (US), Eyeshields, Gloves
GHS Precautionary statements P280
Risk Statements 21/22
Safety Statements 24/25
German water hazard class 1

DETAILS

Description (English)
Other Notes
Secondary standard buffer1
Description (简体中文)
Other Notes
辅助标准缓冲剂1

REFERENCES