USP grade /Food grade Zinc Gluconate Food

Characteristics

White or white-like granule or crystal powder and dissolve in water completely

Solubility

Freely soluble in boiling water ,slightly soluble in ethanol ,very slightly soluble in methylene chloride

Assay

97.0-102.0%

Chloride

NMT 500ppm

Sulfate

NMT 500ppm

Heavy metals

NMT 10ppm

Water/loss on drying

0.5% MAX

Lead

NMT 0.5ppm

microbial contamination  

Total Plate Count                 NMT1000cfu/g    

Total Molds And Yeasts       NMT 300cfu/g                 

Total Coliform Coun          NMT 10cfu/g                                          

Salmonella                        Negative                                                   

E.Coli                             Negative                                               Staphylococcus Aureus    Negative

Storage

Preserve in well-closed containers, keep in a dry and ventilated place