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 Zl¨an

 

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;  e-mail:aoqi009@aoqichem.com  msn:ysqhqh@live.cn    tel:86-311-85272336 

fax:86-311-83830536    website:http://www.aoqichem.com   address:No.380 Zhong Hua South Street,Shi jia zhuang ,He Bei,China