Product Information
Oxalic acid (CAS No. 144-62-7), also known as ethanedioic acid, is a colorless crystalline powder with the molecular formula C₂H₂O₄. It is an important dibasic organic acid with strong acidity, corrosiveness, and toxicity. It is readily soluble in water and ethanol and is widely used in chemical, pharmaceutical, metallurgical, and textile industries, serving as a versatile industrial raw material.
Product Description
| CAS NO | 144-62-7 |
| Purity | 99.6% min |
| Appearance | WHITE CRYSTALLINE POWDER |
| HS Code | 29171110 |
| Package | 25kg/bag, 1FCL=22-25MT |
COA
|
Item |
Standard |
Result |
|
Assay |
> 99.6% |
99.80% |
|
So4 |
<2000 ppm |
1800ppm |
|
Fe |
< 10 ppm |
6 ppm |
|
Ca |
< 10 ppm |
6 ppm |
|
Na |
< 10 ppm |
5ppm |
|
Cl |
< 1 ppm |
0.5ppm |
|
K |
< 1 ppm |
0.3ppm |
|
Pb |
< 1 ppm |
0.1ppm |
|
Heavy Metal |
< 10 ppm |
2 ppm |
Uses and Applications
- Chemical Industry: Used as a reducing agent and chelating agent in organic synthesis reactions; used in the synthesis of compounds such as oxalates and oxalic esters, suitable for the production of coatings, catalysts, and bleaching agents; also used as a metal surface treatment agent.
- Pharmaceutical Industry: Used as a pharmaceutical synthesis intermediate in the preparation of antibiotics, antipyretics, and analgesics; also used in purification and separation processes in pharmaceutical research and development.
- Metallurgy: Used as a metal cleaning agent to remove oxide films and rust from metal surfaces; used in the refining and separation of rare earth metals to improve the purity of rare earth products.
- Other Fields: Used for bleaching and decolorization in textile dyeing processes; used as a common chemical reagent in laboratories; also used as a raw material for stone cleaning and descaling agents (with strict control of dosage).
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