Name:Calcium carbonate
Physicochemical Properties: White powder or crystallization, smell-less, odorless. Dissolve in thin acid and release carbon dioxide, hardly dissolve in water and alcohol.
Applications and Usages: Used for examining and determining the halogen in the organic compound reaction, decomposing silicate with the ammonium chloride, preparation of calcium chloride solution to demarcate soap solution, examine phosphor and manufacture optics neodymium glass.
Specification:
Items
Special Grade
Assay (CaCO3),% ≥
99.9
Barium(Ba),% ≤
0.008
Strontium(Sr) ,% ≤
Sodium(Na) ,% ≤
0.009
Potassium(K) ,% ≤
0.001
Magnesium(Mg) ,% ≤
0.002
Aluminum(Al) ,% ≤
Silicon(Si) ,% ≤
0.005
Iron (Fe) ,% ≤
Chloride (Cl) ,% ≤
Sulfide,% ≤
0.0001
Total sulfur,% ≤
0.0015
Moisture content,% ≤
0.1
HCL Insoluble Matter,% ≤