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Certificate of Analysis
Product Name: DL-3-Hydroxybutyric acid sodium salt Catalogue Number: GR-23676771
Batch Size: 200KG Lot Number: 20230306
CAS Number: 150-83-4 Production Date:
Molecular Formula: C4H7NaO3 Report Date: 2023-03-06
Molecular Weight: 126.09 Expiry Date:
Storage: Room temperature, Protected from light and Sealed


Test Items Specifieation Results
Appearance White powder Conforms
Assay ≥97.0% 98.95%
Loss on drying ≤1.0% 0.21%
Free BHB ≥79.2% 80.06%
Na 17.8%-18.8% 18.68%
Calcium silicate 1.0% 1.0%
Heavy metals ≤10 ppm Conforms
Pb ≤3 ppm Conforms
Hg ≤0.1 ppm Conforms
Cd ≤1 ppm Conforms
As ≤1 ppm Conforms
Mesh 100% pass 20 mesh Conforms
Bulk density ≥0.35 g/ml 0.67 g/ml
Tapped density ≥0.6 g/ml 0.79 g/ml
Total plate count ≤1000 cfu/g Conforms
Yeast & Mold ≤100 cfu/g Conforms
E.Coli ND ND
Salmonella ND ND
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Date: Date: Date:
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