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Substance
ID:360709
Structure
Similarity
Functional Group
Text
ID:103658
Oxalic acid dihydrate
Sigma Aldrich
ID: 93722
Names and Identifiers
IUPAC Traditional name
oxalic acid dihydrate
IUPAC name
oxalic acid dihydrate
Synonyms
乙二酸
Oxalic acid dihydrate
草酸 二水合物
Ethanedioic acid
Registration numbers
CAS Number
6153-56-6
EC Number
205-634-3
Beilstein Number
3679436
MDL Number
MFCD00149102
Properties
Product Information
Cation Traces
La: ≤0.005 mg/kg
Sb: ≤0.005 mg/kg
Yb: ≤0.005 mg/kg
Bi: ≤0.001 mg/kg
Co: ≤0.005 mg/kg
Cs: ≤0.01 mg/kg
Re: ≤0.005 mg/kg
Se: ≤0.01 mg/kg
Th: ≤0.005 mg/kg
Ti: ≤0.02 mg/kg
Zr: ≤0.1 mg/kg
Er: ≤0.005 mg/kg
Ni: ≤0.01 mg/kg
Sn: ≤0.005 mg/kg
U: ≤0.001 mg/kg
V: ≤0.01 mg/kg
Ba: ≤0.01 mg/kg
Mg: ≤0.02 mg/kg
Na: ≤0.1 mg/kg
Pt: ≤0.05 mg/kg
Rh: ≤0.005 mg/kg
Sc: ≤0.05 mg/kg
Tl: ≤0.001 mg/kg
Cr: ≤0.01 mg/kg
Ga: ≤0.001 mg/kg
Mo: ≤0.005 mg/kg
Te: ≤0.005 mg/kg
Be: ≤0.001 mg/kg
Dy: ≤0.005 mg/kg
Ge: ≤0.005 mg/kg
Hf: ≤0.005 mg/kg
Ho: ≤0.005 mg/kg
Sm: ≤0.005 mg/kg
Lu: ≤0.005 mg/kg
Ca: ≤0.1 mg/kg
Ru: ≤0.005 mg/kg
Tm: ≤0.005 mg/kg
K: ≤0.2 mg/kg
Pr: ≤0.005 mg/kg
Ta: ≤0.01 mg/kg
Eu: ≤0.005 mg/kg
Li: ≤0.005 mg/kg
Mn: ≤0.005 mg/kg
Nd: ≤0.005 mg/kg
Au: ≤0.001 mg/kg
Cd: ≤0.05 mg/kg
Y: ≤0.005 mg/kg
Hg: ≤0.005 mg/kg
Pb: ≤0.01 mg/kg
Pd: ≤0.01 mg/kg
Sr: ≤0.01 mg/kg
Tb: ≤0.005 mg/kg
Ag: ≤0.01 mg/kg
Al: ≤0.02 mg/kg
In: ≤0.001 mg/kg
Ce: ≤0.005 mg/kg
Cu: ≤0.005 mg/kg
Fe: ≤0.05 mg/kg
Nb: ≤0.005 mg/kg
Rb: ≤0.01 mg/kg
Zn: ≤0.02 mg/kg
As: ≤0.01 mg/kg
Gd: ≤0.005 mg/kg
Os: ≤0.01 mg/kg
Ir: ≤0.005 mg/kg
W: ≤0.005 mg/kg
Impurities
≤10 mg/kg total nitrogen
Antion Traces
chloride (Cl-): ≤5000 μg/kg
phosphate (PO43-): ≤500 μg/kg
sulfate (SO42-): ≤2000 μg/kg
Grade
TraceSELECT®
Purity
≥99.9999% (metals basis)
≥99.5% (RT)
Linear Formula
HO2CCO2H · 2H2O
Safety Information
European Hazard Symbols
Harmful (Xn)
MSDS Link
Download link
UN Number
3261
German water hazard class
1
Hazard Class
8
Packing Group
3
GHS Precautionary statements
P280
GHS Signal Word
Warning
Safety Statements
24/25
Risk Statements
21/22
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 Hazard statements
H302
-
H312
RID/ADR
UN 3261 8/PG 3
Personal Protective Equipment
dust mask type N95 (US), Eyeshields, Gloves
Physical Property
Melting Point
104-106 °C(lit.)
Vapor Density
4.4 (vs air)
Vapor Pressure
<0.01 mmHg ( 20 °C)
Molecule Details
Legal Information
TraceSELECT is a registered trademark of Sigma-Aldrich Co. LLC
Molecular Spectra
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References
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