产品描述

APPEARANCE     WHITE CRYSTALLINE OR POWDER
PURITY     99.0 %MIN – 100 % MAX
STATE OF SOLUTION(TRANSMITTANCE)     CLEAR AND COLORLESS NOT LESS THAN 98.0%
SOLUBILITY     72.0G/100ML WATER AT 25 DEGREE CELSIUS
SODIUM CONTENT     12.2 PCT APPROX
PH (5 % SOLUTION)     6.7~7.2
LOSS ON DRYING (H2O)     0.3 PCT MAX.
CLORIDE (CL)     0.039 PCT MAX.
AMMONIUM(NH4)     0.02 PCT MAX
SULFATE(SO4)     0.028 PCT MAX
IRON(FE)     5 PPM MAX
LEAD (PB)     1 PPM MAX.
ARSENIC (AS)     0.5 PPM MAX.
PYRROLIDONE     0.2PCT MAX
TOTAL MICROORGANISM     NOT DETECTABLE
SPECIFIC ROTATION     (ALFA D 20 DEGREE ) BETWEEN +24.8 AND +25.3
TOTAL PLATE COUNT     800 COLONY / G MAX
TOTAL COLIFORM / G     NOT DETECTABLE
E. COLI / G     NOT DETECTABLE
SALMONELLA / 25G     NOT DETECTABLE
MESH SIZE             AS PER NEED