1. Oxalic Acid
Molecular formula: (COOH)2.2H2O
CAS No.: 144-62-7
Molecular Weight: 90.04
HS CODE: 2917111000
2. Property:
White crystal & powder; Readily soluble in water, with light nitrogen oxides-like odour. Oxalic acid dihydrate begins to dissociate at temperature over 30 0C. If heated quickly, it melts at 101.5 0C, anhydrous oxalic acid melts at 180 0C.
3.usage:
3.1. in metallurgy industry: as precipitating and separating function for Rare-earth metal.
3.2.in light industry: polishing for marble, rust-remover, bleaching, dirt-remover, leather-processing, wood
3.3.in dyeing and printing industry: as reducing agent for dyeing and printing industry, as bleaching agent for textile, substitute for acetic acid, as coloring mordant for fast pigment dyestuff
3.4.in electron industry: preparation of chemicals raw material for porcelain capacitor, preparation of electron equipment detergent.
3.5.in other aspects: as analysis reagent, raw material of chemicals.
4. Packing:
25kg or 50Kg/woven bag lined with PE liner, or 1000 Kg/Container bag; 20-25mt/20 feet container
5.Specification:
| Item | Index |
| Super class | First class | Qualified class |
|
| Purty ≥% | 99.6 | 99.4 | 99.0 |
| Sulfate (based on SO4) ≤% | 0.08 | 0.10 | 0.20 |
| Chloride (based on Cl) ≤% | 0.003 | 0.004 | 0.01 |
| Fe (based on Fe) ≤% | 0.001 | 0.002 | 0.01 |
| Loss on lgnition(850°C) ≤% | 0.08 | 0.10 | 0.20 |
| Heavy metal ≤% | 0.001 | 0.002 | 0.02 |
6.Services
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Shijiazhuang Bansen Trading Co. Ltd, established in 2014, is a professional manufacturer and exporter of agriculture chemical products, such as fertilizer, agriculture foods. My company has its own cooperative factory, Our factory occupies more than 3000 square meters and with 500 workers. The international advanced modernized production, check-out facility and the science quality control system makes our products have the best quality and already passed ISO 9001: 2001quality authentication. Located in Shijiazhuang, the capacity city of Hebei Province, near to Beijing provides us convenient transportation. If you want to check our factory, you could take a flight to Beijing Capital International Airport and take a train to Shijiazhuang.
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