Solid NaHS sodium hydrosulfide flakes 70% purity
US $350.00-$400.00
Share on (62453335508):

Item | National standard GB/T10500-2000 |
Sodium sulfide% | ≥60.0 |
ron content | ≤0.008 |
Sodium carbonate | ≦5.0 |
Water insoluble matter content | ≤0.2 |
New products from manufacturers at wholesale prices