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Certificate of Analysis
Product Name: L-Selenomethionine Catalogue Number: GR-105024
Batch Size: 50KG Lot Number: 20230105
CAS Number: 3211-76-5 Production Date:
Molecular Formula: C5H11NO2Se Report Date: 2023-01-05
Molecular Weight: 196.12 Expiry Date:
Storage: Room temperature, Protected from light and Sealed


Test Items Specifieation Results
Appearance White to off-white powder Conforms
Purity ≥98.0% 98.6%
Selenium 39.0%~41.0% 40.3%
Na ≤0.1% Conforms
Heavy metals as Pb ≤20 ppm Conforms
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