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Certificate of Analysis
Product Name: L(+)-Tartaric acid Catalogue Number: GR-444305
Batch Size: 800KG Lot Number: 20230404
CAS Number: 87-69-4 Production Date:
Molecular Formula: C4H6O6 Report Date: 2023-04-04
Molecular Weight: 150.09 Expiry Date:
Storage: Room temperature, Protected from light and Sealed


Test Items Specifieation Results
Appearance White or colorless powder to crystal Conforms
Assay 99.7~100.5% Conforms
Specific rotation at 25°C +12.0°~13.0° Conforms
As ≤2 ppm Conforms
Pb ≤2 ppm Conforms
Ignition residue ≤0.05% Conforms
Drying reduction ≤0.5% Conforms
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Date: Date: Date:
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