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Certificate of Analysis
Product Name: 1-(4'-Sulfophenyl)-3-carboxy-5-pyrazolone Catalogue Number: GR-67045
Batch Size: 500KG Lot Number: 20230705
CAS Number: 118-47-8 Production Date:
Molecular Formula: C10H8N2O6S Report Date: 2023-07-05
Molecular Weight: 284.25 Expiry Date:
Storage: Room temperature, Protected from light and Sealed


Test Items Specifieation Results
Appearance Pale Yellow Powder Conforms
Purity ≥90.0% 90.4%
Insoluble Matter ≤0.2% 0.05%
Heavy metals ≤20 ppm Conforms
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