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Certificate of Analysis
Product Name: Sodium benzoate Catalogue Number: GR-517055
Batch Size: 800KG Lot Number: 20230107
CAS Number: 532-32-1 Production Date:
Molecular Formula: C7H5NaO2 Report Date: 2023-01-07
Molecular Weight: 144.1 Expiry Date:
Storage: Room temperature, Protected from light and Sealed


Test Items Specifieation Results
Appearance White to almost white powder to crystal Conforms
Purity ≥99.0% 99.7%
Water ≤1.5% 1.2%
Heavy metals ≤10 ppm 6 ppm
As ≤2 ppm ND
Chloride ≤0.02% 0.01%
Sulfate ≤0.1% 0.05%
Acidity and alkalinity ≤0.2ml 0.034ml
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Date: Date: Date:
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