Uses: Pulp bleaching agent; chemical fiber stabilizer; fabric bleaching agent; dyeing industry Deoxidizer drift; the chemical industry by reducing agent and sulfonating agent; tannin tanning agent; beneficiation inhibitors; water treatment agent
Transport and storage Note: in the transport process should be to prevent the sun and rain and damp; stored in a cool dry ventilated coffers, not with strong acid and oxidizer, or toxic and harmful substances were mixed Wan Chu. This product has deliquescence, not long storage.
Packaging: plastic woven bag lined with polyethylene plastic film bag, net weight 50 kilograms or 25 kilograms.
（Product specifications）：
|
Index Item |
INDEX | |||
|
Appearance |
Excellent Class |
First Class |
Second Class |
Common Class |
|
Appearance |
White crystal powder |
White or light grey power |
White or light grey power |
White or light grey power |
|
Free alkali |
96% |
93% |
90% |
85% |
|
Water |
1% |
2% |
4% |
85% |
|
Insoluble max |
0.8% |
------ |
------ |
------ |
|
Fe max |
0.1% |
0.1% |
0.1% |
0.1% |
|
|
0.02% |
0.02% |
0.02% |
0.02% |