Chemical name:Bio-calcium
Molecular Formula:CaCO3
CAS:471―34―1
Properties: White powder, refined from oyster shell,made of pure bio―products,high absorption rate. Do not dissolve in water, soluble in acidic solution.
usage: nutritional supplements.
Quality Standard：QB1413―99
|
item |
standard |
|
content (%) |
≥97.6 |
|
Loss on drying(%) |
≤1.0 |
|
Arsenic(ppm) |
≤3 |
|
Heavy metal(ppm) |
≤10 |
|
Ba(%) |
≤0.03 |
|
Cd(ppm) |
≤0.2 |
|
Hydrochloric acid insoluble% |
≤0.30 |
|
Fineness (mesh) |
≥180 |
Packaging: 25KG / box
Transportation: avoid sun and rain, be transported as general chemicals but with no toxic, hazard materials.
Storage: stored in dry clean dark environment, and not be mixed with toxic substances to avoid contamination.
Shelf life: two years |
