Certificate Of Analysis
Product Name Sulfathiazole sodium salt,
≥99%
Product Number S0127
Product Brand SIGMA
CAS Number 144-74-1
Molecular Formula C9H8N3NaO2S2
Molecular Weight 277.30
 
TEST SPECIFICATION LOT 055K0065 RESULTS
APPEARANCE WHITE TO OFF-WHITE POWDER WHITE POWDER
SOLUBILITY CLEAR COLORLESS TO FAINT YELLOW SOLUTION AT 50MG/ML IN WATER CLEAR COLORLESS
LOSS ON DRYING NMT 9% 0%
PURITY BY TITRATION NLT 99% (DRY BASIS) 100%
PURITY BY THIN LAYER CHROMATOGRAPHY NLT 99% >99%
RECOMMENDED RETEST 5 YEARS MAY 2010
QC RELEASE DATE MAY 2005