Specification Sheet
Product Name Potassium iodide,
meets EP, BP, USP testing specifications
Product Number P7744
Product Brand SIGMA
CAS Number 7681-11-0
Molecular Weight 166.00
 
TEST SPECIFICATION
IDENTITY PASS
APPEARANCE OF SOLUTION CLEAR COLORLESS AT 10.0 G IN 100 ML CARBON DIOXIDE-FREE WATER
ALKALINITY PASS
LOSS ON DRYING NMT 1.0%
IODATE NMT 4 PPM
SULFATE PASS
LIMIT OF NITRATE, NITRITE, AND AMMONIA PASS
THIOSULFATE AND BARIUM PASS
HEAVY METALS NMT 0.001%
IRON NMT 0.002%
ORGANIC VOLATILE IMPURITIES METHOD I TESTING
ASSAY 99.0% TO 100.5% (DRY BASIS)
RECOMMENDED RETEST 4 YEARS
DOCUMENT # P7744/08/08/03/1