SYNONYM: SODIUM DITHIONITE
FORMULA: Na2S2O4
M.W.: 174.11
CAS NO.: 7775-14-6
GRADE: JISX 1476-1985 (JAPAN) AND HG2074-91 (CHINA)
DESCRIPTION: WHITE CRYSTAL POWDER. EASYLY SOLUBLE IN WATER, AND
INSOLUBLE IN ALCOHOL. IT IS STRONGLY REDUCING AGENT.
SPECIFICATIONS:
|
ITEM |
ZC90 |
ZC88 |
ZC85 |
|
Na2S2O4 |
90%MIN. |
88%MIN. |
85%MIN. |
|
WATER INSOLUBLE |
0.1%MAX. |
0.15%MAX. |
0.1%MAX. |
|
STORE TIME |
10MONTH |
12MONTH |
12MONTH |
PACKING: PACKED
IN 50KGS IRON DRUM WITH
DOUBLE DECK PLASTIC BAG.
UN No.: 1384 CLASS:
4.2