Packing:In 25/50kg net PP/PE bag or the demanding of customer detail specifications as follows: Specification:

Food grade: Assay: ≥99.3%  moisture: ≤1.5%   water insolubles: ≤0.03%

Nitrites: ≤0.01%   Chlorides: ≤0.4%   Carbonates: ≤0.1%  Iron: ≤0.005%

Heavy metal: ≤0.002%  Arsenic: ≤0.0002%

Industry grade: Assay:≥99.3%  moisture: ≤1.8%  water insolubles: ≤0.06%

Nitrites: ≤0.02%  Chlorides: ≤0.24%  Carbonates: ≤0.1%  Iron: ≤0.005%