≥1 piece |
Specification
|
Standard
|
Na2S(Main Purity)
|
60% Min
|
Fe ( Iron )
|
10PPM Max
|
Na2CO3
|
2.0% Max
|
Water Insoluble
|
0.03% Max
|
Specification
|
Standard
|
Na2S(Main Purity)
|
60% Min
|
Fe ( Iron )
|
20PPM Max
|
Na2CO3
|
2.0% Max
|
Water Insoluble
|
0.03% Max
|
Specification
|
Standard
|
Na2S(Main Purity)
|
60% Min
|
Fe ( Iron )
|
30PPM Max
|
Na2CO3
|
2.0% Max
|
Water Insoluble
|
0.05% Max
|
Specification
|
Standard
|
Na2S(Main Purity)
|
52% Min
|
Fe ( Iron )
|
30PPM Max
|
Na2CO3
|
2.0% Max
|
Water Insoluble
|
0.05% Max
|
Specification
|
Standard
|
Na2S(Main Purity)
|
60% Min
|
Fe ( Iron )
|
50PPM Max
|
Na2CO3
|
2.0% Max
|
Water Insoluble
|
0.2% Max
|
Specification
|
Standard
|
Na2S(Main Purity)
|
60% Min
|
Fe ( Iron )
|
80PPM Max
|
Na2CO3
|
2.0% Max
|
Water Insoluble
|
0.2% Max
|
Specification
|
Standard
|
Na2S(Main Purity)
|
60% Min
|
Fe ( Iron )
|
150PPM Max
|
Na2CO3
|
2.0% Max
|
Water Insoluble
|
0.2% Max
|
Specification
|
Standard
|
Na2S(Main Purity)
|
60% Min
|
Fe ( Iron )
|
1500PPM Max
|
Na2CO3
|
2.0% Max
|
Water Insoluble
|
0.4% Max
|
Specification
|
Standard
|
Na2S(Main Purity)
|
52% Min
|
Fe ( Iron )
|
1500PPM Max
|
Na2CO3
|
2.0% Max
|
Water Insoluble
|
0.4% Max
|