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Certificate of Analysis
Product Name: 2-(1,3-BENZOTHIAZOL-2-YLTHIO)SUCCINIC ACID Catalogue Number: GR-5463760
Batch Size: 800KG Lot Number: 20250304
CAS Number: 95154-01-1 Production Date:
Molecular Formula: C11H9NO4S2 Report Date: 2025-03-02
Molecular Weight: 283.3 Expiry Date:
Storage: Room temperature, Protected from light and Sealed


Test Items Specifieation Results
Appearance Light yellow solid Conforms
Assay ≥97.0 % 99.76%
MBT ≤0.5% ND
Disulfide ≤0.3% ND
Maleic acid ≤0.3% ND
Fumaric acid ≤0.3% ND
By-products ≤1.0% ND
Other impurities ≤3.0% 0.1%
Chloride ≤ 100 ppm 20 ppm
Sulfate ≤ 100 ppm 36 ppm
Na ≤ 250 ppm 34 ppm
trans@425nm ≥50.0% 69.6%
trans@500nm ≥85.0% 94.3%
Loss on drying ≤3.0% 0.35%
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