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Certificate of Analysis
Product Name: Zinc stearate Catalogue Number: GR-11178
Batch Size: 900KG Lot Number: 20230101
CAS Number: 557-05-1 Production Date:
Molecular Formula: C36H70O4Zn Report Date: 2023-01-01
Molecular Weight: 632.3 Expiry Date:
Storage: Room temperature, Protected from light and Sealed


Test Items Specifieation Results
Appearance White powder Conforms
Zinc content 10.3~11.3% 10.69%
Free fatty acid ≤1.0% 0.38%
Loss on drying ≤0.5% 0.23%
Bulk Density 300~400 g/L 358 g/L
Fineness, by 120 mesh ≥99.5% 99.89%
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