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 Products
Ammonium Oxalate Monohydrate
CAS No.:6009-70-7
EINECS No.:238-135-4
Beilstein:3759830 MDL:MFCD00149694
Molecular Formula:C2H8N2O2·H2O;(NH4)2C2O4·H2O Molecular Weight:142.11
Synonyms:Oxalic acid diammonium salt;di-Ammonium Oxalate 1-hydrate;Ammonium oxalate;Ethanedioicacid
Molecular Structure:
Properties: colorless columnar crystal. Relative density 1.501, refractive index of 1.439. Soluble in and a cold water, 2.6 a boiling water, slightly soluble in ethanol, insoluble in ammonia. No smell, heating namely decomposition.
Quality standard
| Item |
HG/T 3453-2012 |
ACS Grade |
| (GR) |
(AR) |
| Assay[(NH4)2C2O4· H2O)], % ≥ |
99.8 |
99.5 |
97.0-101.0 |
| Solution reaction |
complies |
complies |
|
| Clarity |
complies |
complies |
|
| Insoluble matter in water, % ≤ |
0.003 |
0.005 |
0.002 |
| Ignition residue(SO4), % ≤ |
0.005 |
0.01 |
0.02 |
| Chloride(Cl), % ≤ |
0.0005 |
0.001 |
0.002 |
| Sulfur compounds(as SO4),% |
0.005 |
0.01 |
0.002 |
| Iron(Fe), % ≤ |
0.0002 |
0.0005 |
0.0002 |
| Heavy metals(as Pb), % ≤ |
0.0002 |
0.001 |
0.0005 |
| Sodium(Na), % ≤ |
0.001 |
0.002 |
|
| Magnesium(Mg), % ≤ |
0.001 |
0.002 |
|
| Potassium(K), % ≤ |
0.001 |
0.002 |
|
| Calcium(Ca), % ≤ |
0.001 |
0.002 |
|
| Nitrate(NO3), % ≤ |
0.002 |
|
|
| PH(50g/L,25°C) |
6.0-7.0 |
6.0-7.0 |
|
99.99% metals basis:
Appearance White Powder or Crystalline Powder
Infrared spectrometry Conforms to Structure
Purity ≥99.99% Based on Trace Metals Impurities of ICP
C2O4 (Titration with KMnO4) 60.4% - 64.1%
Total metallic impurities ≤100ppm by ICP Atomic emission
Description and Use:
Ammonium Oxalate is an odorless,colorless,crystalline (Sand-like) powder.it is used to make explosives and metal polishes,and in textile dyeing and analytical chemistry.
Packing: 25 kg/bag, plastic woven bags in outside. Export is 25 kg/cardboard barrels or according to customer requirement.
Storage: seal preservation.
UN number:1759
Risk:R21/22
Safety:S24/25
Hazard:Xn
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