| Items | Spec |
|
TOTAL ACIDITY |
99. 6% min |
|
ASH |
0. 1% max |
|
IRON |
0. 02% max |
|
LOSS ON IGNITION |
0. 08% max |
|
SULFATE |
0. 1% max |
|
CHLORIDE |
20ppm max |
|
HEAVY METAL |
10ppm max |
Properties: Oxalic acid forms fine colourless crystals, 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.
|
Density at 18 0C, kg/m3 |
|
1653 |
|
Crystal size: |
|
70 % from 0, 2 to 0, 7 mm |
The product has The Certificate awarded by State Test Institute of Chemical Industry Zlín
Use:
Purifying agent in pharmaceutical industry, special in antibiotic medication, such as Oxytetracycline , Chloramphenicol , etc;
Precipitating agent in Rare-earth mineral processing;
Bleaching agent in the textile activities, wood pulp bleaching;
Rust-remover for Metal treatment;
Grinding agent, such as Marble polishing;
Waste water treatment, removing calcium from water.
Packing: 25/50 kgs grey colour PP bag of top grade linerfilm, good properties of waterproof and avoid water, solarization;