Appearance: This product is white granular crystal or crystalline
powder; odorless, tasteless;
there weathering. This product is slightly soluble in water,
dissolved in hydrochloric acid.
Page number: 2010Chinese Pharmacopoeia-526 Statutory No:CAS
Product specification: Molecular formula: (C6H5O7)2Zn3·2H2O
Molecular weight: 610.35
Assay(dry basis) ≥%
Loss on drying ≤%
The total aerobic microbial count
Yeast and Mold
Packaging and storage:Preserve in well-closed, container,store in
cool, dry place. 25kg/paper plastic complex bag,or according to
Shelf life: in conform to the specified storage conditions and
packaging is complete, shelf life is 2 years.