Zinc Citrate Dihydrate USP Powder
Jost Code: 2953
Synonyms: Citric acid zinc salt, Zinc citrate tribasic dihydrate
Zinc Citrate can be used as a dietary supplement and as a nutrient. This product is known to be used in oral care products. Zinc is an important antioxidant nutrient. It is necessary for protein synthesis, wound healing, for blood stability, normal tissue function, and aids in the digestion and metabolism of phosphorus. It also governs the contractility of muscles and maintains the body’s alkaline balance. Product specifications, SDSs and certifications are available under Additional Information.
Chemical Formula
Zn3(C6H5O7)2 · 2H2O
CAS Number
546-46-3
Molecular Weight
610.36
Use
Nutrient, Dietary supplement; Oral Care Products
Description
White fine powder
Containers
50 kg / 110 lb. fiber drums; 25 kilogram packs EU only
Storage
Store in a clean, dry warehouse in the original unopened containers.
Revision Date
09/17/2009
Assay of dried product (as Zn)
31.3%
Arsenic (as As)
3 ppm maximum
Cadmium (Cd)
5 ppm maximum
Lead (as Pb)
10 ppm maximum
LOD @ 105°C
1.0% maximum
Sulfate (as SO4)
0.05% maximum
Chloride (as Cl)
0.05% maximum
Identification
Test A
Positive
Test B
Positive
Microbial Test Results
Aerobic Plate Count
1000 cfu / gram maximum
Yeast and Mold Count
100 cfu / gram maximum
Total Coliforms
Negative
E. coli
Absent
Zinc Content
Anhydrous Basis
33.3% minimum
As is
31.0% minimum
