Basic Zinc Carbonate

Basic Zinc Carbonate, Used in Petroleum Drilling Industry, Ceramics and Animal Feeds
Model Number: Petroleum drilling Zinc Carbonate
Formula: ZnCO3MOL
WT: 125.40
CAS number: 5970-47-8 (hydroxide)
HS code: 2836999000
Applications:
Oil drilling industry
Rubber industry
Fire-proofing
Animal feeds
Manufacturing of zinc salts
Ceramics
Pigments
Cosmetics and ointments
Specification:
Physical state: white fine powder
Zn content: 57.5% minimum
Loss on ignition: 25.0 to 28.0
Heavy metal content (Pb): 0.0005% maximum
Moisture: 2.5% maximum
SO42-: 0.4% maximum
Sieve residue (75microns mesh): 95% minimum
Cd: 0.0004% maximum