CAS No.: | 224-736-9 |
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Formula: | 224-736-9 |
EINECS: | 224-736-9 |
Packaging Material: | Drum |
Storage Method: | Normal |
Shelf Life: | >12 Months |
Samples: |
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Customization: |
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Package | carton drum with two plastic bags inside |
Net weight | 25KG/Drum |
Storage | Sealed in cool and dry place to avoid moisture and light |
Shelf life | 2 years when properly stored |
Lead time | 1~3 days after confirmation |
Test Items | Test Standard |
Appearance | White powder |
Identification | Identification test - General, Zinc: meets the requirement |
Thin-layer Chromatography, meets the requirement |
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Particle size | 99.5% Pass 80 mesh |
PH | 5.5~7.5 |
Water | ≤11.6% |
Sulfate | ≤0.05% |
Chloride | ≤0.05% |
Reducing sugar | ≤1.0% |
Lead(Pb) | ≤10 ppm |
Cadmium(Cd) | ≤5 ppm |
Arsenic(As) | ≤3 ppm |
Mercury(Hg) | ≤1 ppm |
Total Plate Count | ≤1000cfu/g |
Yeast&Molds | ≤100cfu/g |
Enterobacterial | Absent |
E.Coli. | Absent |
Salmonella | Absent |
Staphylococcus aurreus | Absent |
Reducing substances | As per USP41 |
Residual solvents | As per USP41 |
Assay (on dried basis) | 97.0~102.0% |
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