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Certificate of Analysis
Product Name: Biphenyl dimethyl dicarboxylate Catalogue Number: GR-13099
Batch Size: 200KG Lot Number: 20230305
CAS Number: 792-74-5 Production Date:
Molecular Formula: C16H14O4 Report Date: 2023-03-05
Molecular Weight: 270.28 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% 99.36%
Loss on drying ≤1.0% 0.29%
Melting point 210~212°C Conforms
Single impurity ≤0.1% Conforms
Total impurities ≤0.5% Conforms
Methanol ≤0.1% 0.07%
Sulfated ash ≤0.1% 0.02%
Heavy metals ≤20 ppm Conforms
Total plate count ≤1000 cfu/g Conforms
Yeast&Mould ≤1000 cfu/g Conforms
Organic volatile substances ≤1.0% Conforms
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