Sodium oxalate
SIGALD/71800 - puriss. p.a., ACS reagent, ≥99.5% (RT)
Synonym: Ethanedioic acid sodium salt; Oxalic acid disodium salt
CAS Number: 62-76-0
Empirical Formula (Hill Notation): C2Na2O4
Molecular Weight: 134.00
EC Number: 200-550-3
MDL Number: MFCD00012465
Linear Formula: NaOOCCOONa
Product Type: Chemical
anion traces | chloride (Cl-): ≤20 mg/kg |
sulfate (SO42-): ≤20 mg/kg | |
assay | ≥99.5% (RT) |
cation traces | Ca: ≤100 mg/kg |
Cd: ≤10 mg/kg | |
Co: ≤5 mg/kg | |
Cr: ≤5 mg/kg | |
Cu: ≤5 mg/kg | |
Fe: ≤10 mg/kg | |
K: ≤50 mg/kg | |
Mg: ≤10 mg/kg | |
Mn: ≤50 mg/kg | |
Ni: ≤5 mg/kg | |
Pb: ≤5 mg/kg | |
Zn: ≤5 mg/kg | |
form | powder or crystals |
grade | ACS reagent |
puriss. p.a. | |
impurities | ≤0.002% ammonium (NH4) |
InChI | 1S/C2H2O4.2Na/c3-1(4)2(5) |
InChI key | ZNCPFRVNHGOPAG-UHFFFAOYSA |
loss | ≤0.01% loss on drying, 105 °C |
pH | 7-8.5 (25 °C, 2.5% in H2O) |
Quality Level | 200 ![]() |
SMILES string | [Na+].[Na+].[O-]C(=O)C([O |
Application: | Sodium oxalate can be used as a stabilizer in the determination of |
General description: | Sodium oxalate is a sodium salt of oxalic acid consisting of sodium and oxalate ions. It is used as a reducing agent in chemical synthesis. Additionally, it also acts as a surface modifier and a desulfurizing agent. |
Symbol | ![]() |
Signal word | Warning |
Hazard statements | H302 + H312 |
Precautionary statements | P264 - P270 - P280 - P301 + P312 - P302 + P352 + P312 - P362 + P364 |
Hazard Codes | Xn |
Risk Statements | 21/22 |
Safety Statements | 24/25 |
RIDADR | NONH for all modes of transport |
WGK Germany | WGK 1 |
Flash Point(F) | Not applicable |
Flash Point(C) | Not applicable |
Purity | ≥99.5% (RT) |
UNSPSC | 12352300 |