Ascorbic Acid - High Purity White Crystalline Powder, 99.0-100.5% Assay, Low Moisture Content

Following Specification of Ascorbic Acid :

Appearance : White or almost white crystal crystalline powder
Taste : Sweet
Assay : 99.0-100.5%
Identification : Positive reaction
Melting point : About 190 A C
PH : 2.1 a 2.6
Moisture : Max. 0.4 %
Copper : Max.5ppm
Heavy metals : Max. 10 ppm
Mercury : Max.0.1ppm
Lead : Max.2ppm
Arsenic : Max. 3 ppm
Cadmium : Max.1ppm
Oxalic acid : Max.0.2%
Iron : Max.2ppm
Sulphate ash : Max.0.1%
Specific optical rotation : +20.5A - +21.5A
Mesh :40-100 mesh

Packing :
500g bag, 25 kg paper bags, 25kgs carton, 25kgs fibre drum

1.The information given is based on laboratory and field experience.
2.Qingdao Rawchem Company holds the right to change the product specification.
3.Users should conduct their own tests to determine the suitability of our product for their particular purpose.