Product
Specification of sodium sulphide with extra low ferric
No.
Index Name
Index
01
15PPM/10PPM
sodium sulphide with low iron
02
Na
2
S(%)
60.0Min
03
Na
2
CO
3
(%)
1.8Max
04
Water Insoluble(%)
0.03max
05
Fe(%)
0.0015max 0.0010max
06
5PPM
sodium sulphide with low iron
07
Na
2
S(%)
60.0Min
08
Na
2
CO
3
(%)
1.7Max
09
Water Insoluble(%)
0.02max
10
Fe(%)
0.0005max
Specification of crystal sodium sulphide
No.
Index Name
Index
01
Na
2
S(%)
43.0Min
02
/Na
2
SO
3
+Na
2
S
2
O
3
(%)
1.0Max
03
Fe(%)
0.001max
04
Appearance
Cyan grain
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