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Certificate of Analysis
Product Name: Bronopol Catalogue Number: GR-2450
Batch Size: 500KG Lot Number: 20230405
CAS Number: 52-51-7 Production Date:
Molecular Formula: C3H6BrNO4 Report Date: 2023-04-05
Molecular Weight: 199.99 Expiry Date:
Storage: Room temperature, Protected from light and Sealed


Test Items Specifieation Results
Appearance White to off white solid Conforms
Purity ≥99.0% 99.74%
pH 5~7 6.61
Melting point 128~133°C Conforms
Water ≤0.5% 0.07%
Sulfate ash ≤0.1% Conforms
2-Methyl-2-Nitropropane-1,3-Diol ≤0.3% Conforms
Tris-(Hydroxymethyl)-Nitrmethane ≤0.3% Conforms
2-Nitroethanol ≤0.3% Conforms
Sodium bromide ≤0.1% Conforms
Other impurity ≤0.1% Conforms
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Date: Date: Date:
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