Potassium oxalate monohydrate
SIGALD/223425 - ACS reagent, 99%
Synonym: Ethanedioic acid; Oxalic acid potassium salt
CAS Number: 6487-48-5
Empirical Formula (Hill Notation): C2K2O4 · H2O
Molecular Weight: 184.23
EC Number: 209-506-8
MDL Number: MFCD00150033
Linear Formula: (COOK)2 · H2O
Product Type: Chemical
anion traces | chloride (Cl-): ≤0.002% |
sulfate (SO42-): ≤0.01% | |
assay | 98.5-101.0% (ACS specification) |
99% | |
cation traces | Fe: ≤0.001% |
heavy metals: ≤0.002% (by ICP) | |
Na: ≤0.02% | |
NH4+: ≤0.002% | |
description | neutrality passes test |
form | crystals or chunks |
grade | ACS reagent |
impurities | H2SO4, passes test (darkened) |
≤0.01% insolubles | |
InChI | 1S/C2H2O4.2K.H2O/c3-1(4)2 |
InChI key | QCPTVXCMROGZOL-UHFFFAOYSA |
pH | 7.0-8.5 (25 °C, 50 g/L) |
Quality Level | 200 ![]() |
SMILES string | O.[K+].[K+].[O-]C(=O)C([O |
solubility | H2O: 10% |
Application: | Potassium oxalate monohydrate may be used in the preparation of SBA-15 (Santa Barbara Amoprhous-15)- catalyst. |
Application: | Potassium oxalate monohydrate may be used in the synthesis of bis(2,2"-bipyridine) (oxalato-O,O′)nickel(ii) tetrahydrate, a mononuclear mixed-ligand complex. |
General description: | Potassium oxalate monohydrate (POM) is a potassium salt of oxalic acid. Its crystal structure has been investigated by three-dimensional neutron diffraction studies. |
Packaging: | 12 kg in fiber drum |
Packaging: | 2.5 kg in poly bottle |
Packaging: | 500 g in poly bottle |
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 |
Purity | 98.5-101.0% (ACS specification); 99% |
UNSPSC | 12352300 |