亚硫酸钠

 

 

SODIUM SULPHITE

 

FORMULA: Na2SO3

 

M. W.: 126.04

 

CAS NO.: 7757-83-7

 

DESCRIPTION: WHITE CRYSTALLINE POWDER.

 

SPECIFICATIONS:

 

ITEM

SUPER

FIRST

QUALIFIED

PURITY (Na2CO3)

97.0%MIN.

96% MIN.

93.0%MIN.

Fe

0.003%MAX.

0.005%MAX.

0.01%MAX.

WATER INSOLUBLES

0.02%MAX.

0.03% MAX.

0.05%MAX.

FREE ALKAL

0.10%MAX.

0.40% MAX.

0.60%MAX.

Na2SO4

2.5%MAX.

 

 

NaCL

0.10%MAX.

 

 

 

USES: USED IN PAPER, LEATHER INDUSTRY, OR WASTER TREATMENT ETC.

 

PACKING: PACKED IN 25KG/50KG NET PLASTIC WOVEN BAG.