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الشخص الذي يمكن الاتصال به Ms. gella
Dongyue Street, Taian, Shandong
Used in sulfur
dyes, or used as reductant and mordant, floatation agent,
depilation agent, cooking agent, or used in the making of sodium
thiosulfate , sodium hydrosulphide. It can be used in textile,
pigment and rubber too
|
Item |
First grade of I type in GB/T*********0 |
Value |
|
sodium sulphide (Na2S) |
≥*0.0 |
*0.*2 |
|
Na2SO3 |
≤ |
1.*8 |
|
Na2S2O3 |
≤ |
0.*6 |
|
Fe |
≤0.*5 |
0.*0 |
|
Na2CO3 |
≤5.0 |
2.*5 |
|
Water insoluble matter |
≤0.*0 |
0.*0 |
