sodium sulphide
We are a professional manufacture specializing in sodium sulphide export for years. We export sodium sulphide flakes and solid in large amount regularly every month. Our products are in good quality and competitively price, and we have large storage in xingang.
We have five large ware house nearby xingang port.
We exported 2000TONS PER MONTH sodium sulphide yellow flakes
Molecular formula: Na2S
Molecular weight: 78.04
CAS No.: 1313-82-2
H.S. code: 28301010
Standard: GB42009
Appearance: Sodium sulphide is thin flakes, yellow or red, soluble water, presenting strong alkaline solution, easily oxidized when exposed to air.
Usage: Sodium sulphide used in tannage, papermaking, textile, dye, chemical material, mining.
Packing:25kg plastic woven bags,or 1000kg jumbo bags.
Specification:
1. Sodium Sulphide Yellow Flake 60%
2. Sodium Sulphide 60% Min
3. Sodium Carbonate 2% Max
4. Sodium Sulfite 1% Max
Item | Index | |||||||
1500ppm | 150ppm | 80ppm | 50ppm | 30ppm | 20ppm | 15ppm | 10ppm | |
Na2S ≥% | 60 | 60 | 60 | 60 | 60 | 60 | 60 | 60 |
Fe ≤% | 0.15 | 0.015 | 0.008 | 0.005 | 0.003 | 0.002 | 0.0015 | 0.001 |
Na2CO3 ≤% | 5.0 | 3.0 | 2.0 | 2.0 | 2.0 | 2.0 | 2.0 | 2.0 |
Watter insoluble ≤% | 0.4 | 0.2 | 0.2 | 0.2 | 0.2 | 0.2 | 0.1 | 0.05 |
Na2SO3 ≤% | 2.0 | 2.0 | 2.0 | 2.0 | 2.0 | 2.0 | 1.5 | 1.0 |
Na2S2O3 ≤%
| 2.0 | 2.0 | 2.0 | 2.0 | 2.0 | 2.0 | 1.5 | 1.5 |