Item |
Index |
Index |
Stannous fluoroborate (base on Sn2+), % ≥ |
20.3 |
20.3 |
Sn4+, % ≤ |
0.8 |
0.8 |
Iron (Fe), % ≤ |
0.005 |
0.005 |
Chloride (Cl-), % ≤ |
0.005 |
0.005 |
Sulfate (SO42-), % ≤ |
0.003 |
0.01 |
Pb2+,%≤ |
---- |
0.005 |