Sodium sulphide:
Molecular formula: Na2S
Property: Thin flakes, yellow or red, soluble water, presenting strong alkaline solution, easily oxidized when exposed to air, poison
Benefits:
Used as making sulphur dyestuff intermediate reducer, mordant, flotation agent, depilatory for leather, digestion auxiliary in paper-making also widely used in pigment and rubber industry, etc.
Packing:
In 25KG woven bags Or in 150KG iron drum (1500ppm)
Our Introduction:
Humate (Tianjin) International Limited, established in 2002, is a specialized manufacturer and supplier of humate series, chemical materials and intermediates in China. Our company implements the quality policy of "Customer is primacy, honesty is root, scientific management, quality and high efficiency". From the regular management of enterprise, we are working on the improvement of staff quality and development of the international market. We have established business relationship with over 30 countries in Europe, the USA and Southeast Asia.
Our Best-sellers as below:
Sodium Sulphide, (sodium Sulfide)
Sodium Hydrosulphide ( Sodium Hydrogen Sulfide),
Sodium Metabisulphite,
Sodium Formate,
Sodium Molybdate
Formic Acid,
Oxalic Acid,
Ammonium Chloride,
Ammonium Bicarbonate
Zinc Chloride
Barium Sulphate
Ammonium Aluminum Sulphate (Ammonium Alum)
Potassium Aluminum Sulphaet ( potsh Alum)
N-Undecane
N-Dodecane
If any needs, please feel free to connect with Ms Carol Wang, by,
| ITEM |
STANDARD I |
STANDARD II |
STANDARD III |
STANDARD IV |
STANDARD V |
| Fe |
10ppm max |
30ppm max |
50ppm max |
150ppm max |
1500ppm max |
| Na2S |
60%min. |
60%min. |
60%min. |
60%min. |
60%min. |
| Water insolubles |
0.03%max. |
0.18%max. |
0.18%max. |
0.30%max. |
0.40%max. |
| Na2CO3 |
1.80%max. |
1.80%max. |
1.80%max. |
3.00%max. |
5.00%max. |
| Na2SO3 |
1.00%max. |
1.80%max. |
2.00%max. |
2.00%max. |
2.00%max. |
| Na2S2O3 |
2.00%max. |
2.00%max. |
2.00%max. |
2.00%max. |
2.00%max. |
| Colour |
Yellow |
RED |
Audited Supplier 
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