Double Fifty flakes

50% 50ppm sodium sulphide value
Na2S (Purity) 50-55%
Fe (iron) 50ppm max
Na2CO3 (sodium carbonate) 2% max
Matter Insoluble 0.3%
Appearance chipping yellow flakes

50% 30ppm sodium sulphide value
Na2S (Purity) 50-55%
Fe (iron) 30ppm max
Na2CO3 (sodium carbonate) 1.8% max
Matter Insoluble 0.2%
Appearance chipping yellow flakes

Learn other sodium sulfide? (此处有个裢接,一点这句话就让他回到首页)
Quality Standard: GB/T 10500-2000
Packing: 25kg bag pp+pe+pp(3 layers) strong export standar.
Capacity into TEU: 22.5mt max

Formula: Na2S•XH2O,
Other Name: sodium sulfide, sodium sulphur, disodium sulfide, alkaline sulfides.
soium sulfide nonahydrate.

Property：
colar ranged from dard-red to yellowish flakes/granular，easy deliquescence when exposed to air and oxized at the same time. of strong alkaline in the solution, corrosive, release Hydrogen sulfide gas when reacted with acid substance.

Learn more ? (此处有个裢接到sodium sulfide MSDS文档)

Usage:

1. purposed into sulphur dye in the dyestuff industries,sulphur black, sulphur blue or sulphur dyestuff intermediate deoxidizer, dye mordant.
2. purposed for ore flotation promoter in the nonferrous metallurgical industries, as activating agent,using sodium sulfide to activate oxide bearing ore with gold.
3. Purposed in kraf making,as cooking auxiliary agent.
4. mostly in deharing usages on the cattlehide,sheep/goat skin.
5. also purposed in the field of texitile, paint, vulcanized rubber.
6. used as intermedate agent in pharmacy, as raw material of manufacturing thiosulphate sodium polysulfide, and sodium hydrosulphide,etc.
7. purposed in biochemical weapons in military field, lies in dualuse item,for more? (直接进入LICENCE子页)