Substance
ID:363302
Names and Identifiers
Synonyms
四草酸钾 二水合物Oxalic acid hemipotassium salt草酸 半钾盐Potassium tetraoxalate dihydrate
IUPAC Traditional name
potassium oxalic acid dihydrate hydrogen oxalate
IUPAC name
potassium oxalic acid dihydrate hydrogen oxalate
Registration numbers
MDL Number
CAS Number
EC Number
Beilstein Number
PubChem SID
Properties
Product Information
Antion Traces
chloride (Cl-): ≤10 mg/kg
sulfate (SO42-): ≤100 mg/kg
Cation Traces
Ba: ≤5 mg/kg
Cd: ≤5 mg/kg
Al: ≤10 mg/kg
Mo: ≤5 mg/kg
Ni: ≤5 mg/kg
Ca: ≤10 mg/kg
NH4+: ≤50 mg/kg
Na: ≤50 mg/kg
Cr: ≤5 mg/kg
Fe: ≤5 mg/kg
Mg: ≤5 mg/kg
Zn: ≤5 mg/kg
As: ≤0.1 mg/kg
Bi: ≤5 mg/kg
Cu: ≤5 mg/kg
Mn: ≤5 mg/kg
Sr: ≤5 mg/kg
Co: ≤5 mg/kg
Li: ≤5 mg/kg
Pb: ≤5 mg/kg
abs.
absorption0.1M/289 nm, H2O cut-off
Linear Formula
KH3(C2O4)2 · 2H2O
Product Line
BioUltra
Purity
≥99.5% (RT)
Impurities
insoluble matter, passes filter test
Safety Information
GHS Signal Word
Warning
Risk Statements
21/22
Safety Statements
24/25
GHS Hazard statements
H302-H312
MSDS Link
GHS Pictograms
Acute toxicity (oral, dermal, inhalation), category 4
Skin irritation, category 2
Eye irritation, category 2
Skin sensitisation, category 1
Specific Target Organ Toxicity – Single exposure, category 3
GHS Precautionary statements
P280
European Hazard Symbols
Harmful (Xn)German water hazard class
1
Personal Protective Equipment
dust mask type N95 (US), Eyeshields, Gloves
Physical Property
pH
1.0-2.5 (25 °C, 0.1 M in H2O)
Solubility
H2O: soluble0.1 M at 20 °C, clear, colorless
Molecule Details
Other Notes
Secondary standard buffer1
Secondary standard buffer1
Molecular Spectra
No Data Available
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References
No Data Available
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