创新技术为主导
INNOVATIVE TECHNOLOGY IS DOMINANT
品质服务为宗旨
QUALITY SERVICE IS OUR TENET
ITEMS
STANDARD
APPEARANCE
WHITE OR ALMOST WHITE CRYSTALLINE
CONTENT
98%-102%MIN.
HEAVY METALS
0.10%MAX.
SULPHATED ASH
0.1%MAX.
RELATED SUBSTANCES
ANY SINGLE IMPURITY:0.1%MAX.
TOTAL IMPURITY: 0.5%MAX.
LOSS ON DRYING
0.5%MAX.