Search This Supplers Products:We're running chemical product, mining product(except special approval), feed additive, agriculturalthe exporting of sodidum sulfite anhydrous ,ronggalite lump/powdersodium hydrousufite , sodium fluosilicatesodium metabisulfite , sodium formate, calcium formatezinc sulphate mono/hepta ,zinc oxidesodium carbonate, ferrous sulfate
US $440.001 - 10 metric ton
US $430.0011 - 20 metric ton
Paramtents
Place of Origin: China (Mainland)
Brand Name: Rongda
Melting point 950℃
Mol wt : 78.04
Density : 1.86 g/mL at 25 °C(lit.)
Melting point : 950 °C(lit.)
Boiling point : 174ºC
Water solubility : 186 g/L (20 ºC)
Invasion way: Inhalation ingestion
Fire extinguishing method: Water spray, sand.
Packging & Delivery
Min Order1 metric ton
Briefing
Detailed
Product Picture:
Description ofsodium sulfide/sodium sulphide:
Appearance andcharater : yellow or red flakes , withan offensive odor
density : 1.86 g/mL at25 °C(lit.)
melting point : 950 °C(lit.)
boiling point : 174ºC
water solubility : 186 g/L (20 ºC)
stability : Spontaneouslyflammable. Incompatible with acids, metals, oxidizing agents. Contact with acidliberates toxic gas. Fine dust/air mixtures are explosive. Hygroscopic.
storage condition : warehouseventilation ,low temperature drying , separate from oxidizing agents and acids
package : iron drum net 50kg per drum , or 25KG plastic woven bagswith inner liner or as customers' request
Application:
1、It is used in the production of sulfur dyesin the dye industry, and is the raw material of sulfur blue .
2、also is used as a stain aid for dissolving sulfur dyesin the printing and dyeing industry .
3、for the hydrolysis of raw hide hair removal in theleather industry ,but also for the preparation of sodium polysulfide to speedup the dry skin soft water to help .
4、It is used as cooking agent in paper industry .
5、as rayon denitration and reduction of nitrate content inthe textile industry .
6、Also it is the raw material of sodium thiosulfate,sodium polysulfide ,sulfur dyes and other materials.
standard :GB10500-2009
Item | Specification | ||||
---|---|---|---|---|---|
The first type | The second type | ||||
Premium grade | First grade | Qualified product | Premium grade | First grade | |
Content (Na2S)% ≥ | 60.0 | 60.0 | 60.0 | 60.0 | 60.0 |
Na2SO3 % ≤ | 1.0 | - | - | - | - |
Na2S2O3% ≤ | 2.5 | - | - | - | - |
Fe% ≤ | 0.0020 | 0.0030 | 0.0050 | 0.015 | 0.030 |
Water insoluble matter% ≤ | 0.05 | 0.05 | 0.05 | 0.15 | 0.20 |
Na2CO3% ≤ | 2.0 | - | - | 3.5 | - |
网络文化经营许可证:浙网文[2013]0268-027号|增值电信业务经营许可证:浙B2-20080224-1 2007-2024 Tradevv.com. All rights reserved.