oxalic acid
CAS No. : 6153-56-6
EINECS No. : 205-634-3
MF : C2H6O6
Purity : ≥99%
Appearance : White crystalline small particles or powder
Nature :
1, colorless transparent crystal or powder.
2, soluble in ethanol. Dissolved in water. Micro-soluble ether. Do not dissolve in benzene and chloroform. Soluble in water 100mL 4900g (25 ° C), the highest concentration of 98%.
3, oxalic acid began to sublimate at 100 ℃, 125 ℃ rapid sublimation, 157 ℃ when a large number of sublimation, and began to break down.
Quality index :
Test Items | Unit Of Measure | Lab Test Results |
Appearance | White crystal | White crystal |
Oxalic acid,%,≥ | 96 | 99.93 |
SO4,%,≤ | 0.20 | 0.03 |
Ignition residue,%,≤ | 0.20 | Qualified |
Heavy metal(Pb),%,≤ | 0.02 | 0.0005 |
Fe,%,≤ | 0.01 | 0.0002 |
Chloride,%,≤ | 0.01 | 0.0005 |
Ca,%,≤ | 0.0001 | 0.00001 |
Application :
1, oxalic acid is mainly used as a reducing agent and bleaching agent.
2, dyeing industry as bleach, washing industry as a reductant.
3, for the production of antibiotics and borneol and other drugs and refined rare metal solvents, dye reductant, tanning agents.Storage Precautions: Transport by country, far from oxides and alkalis. Storage and transportation according to toxic chemicals. Stored in a cool, dry, ventilated not subject to Japan, the storage period of 2 years.
Packaging: plastic woven bag, lined with plastic bag, net weight 25kg.