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連絡先担当者 lukina
1.ZnSo4.(7)H2O :White powder 2Purity : *7.*1% 3.Packing: *5KG/woven bag ***** :********0 Zinc Sulphate ZnSO4·7H2O CERTIFICATE OF ANALYSIS Product NameZinc sulfate heptahydratePacking *5KG/woven bag FormularZnSO4.7H*0Quantity **0MT CAS No.********0Batch No. **************5 Date of report*0.*3.*0Specification HG/ ********0 ItemTest standardTest result ZnS*4.7H***2.*1% Min *7.*1% Zn*1% Min *2.*6% Pb0.**2% Max 0.**1% Cd0.**2% Max 0.***4% Cr___ 0.***6% As0.**2% Max 0.****4% Hg___ 0.*****1% Storage Stored in a cool, dry place. Stored in a tightly closed container. Conclusion. In line with the agricultural-grade zinc sulfate heptahydrate standards
