MELAMINE
QUALITY STANDARD: CHINA NATIONAL STANDARD GBT9567-97
THE SPECIFICATIONS
PURITY : 99.8% MIN (BY SUBLIMATION)
MOISTURE : 0.1% MAX
ASH : 0.02% MAX
COLOR(APHA) : 20 MAX
PH : 7.5-9.5
HAZE(BOLUS ALBA)DEGREE: 20 MAX
APPEARANCE: WHITE CRYSTALLINE POWDER.