China 2018 New Style 25 Lb 3 Inch Chlorine Tablets - Sodium Sulphide Flakes CAS No.1313-82-2 – CHEM-PHARM factory and manufacturers

2018 New Style 25 Lb 3 Inch Chlorine Tablets - Sodium Sulphide Flakes CAS No.1313-82-2 – CHEM-PHARM

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2018 New Style 25 Lb 3 Inch Chlorine Tablets - Sodium Sulphide Flakes CAS No.1313-82-2 – CHEM-PHARM Detail:

Description of goods: Sodium Sulphide

Mol.formula:          Na₂S
CAS No. :              1313-82-2
Grade Standard:        Industrial Grade
Purity:                  60%min

Specification

Item	Standard I	Standard II	Standard III	Standard IV	Standard V
Fe	10 ppm max	30 ppm max	50 ppm max	150 ppm max	1500 ppm 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

Properties:

Yellow or red flakes, strong moisture absorption, soluble in water, and water solution is strongly alkaline reaction. Sodium sulphide will cause burns when is touched with the skin and hair.

Sodium thiosulfate, sodium sulfite, sodium sulphide and sodium polysulfide, because sodium thiosulfate’s generating speed is faster, its major product is sodium thiosulfate. Sodium sulphide is deliquesced in the air and carbonated so that it is metamorphic, and constantly release hydrogen sulfide gas. The industrial sodium sulphide includes impurities, so its color is red.

Application

1. Used in Leather or tanning for removing hair from hides and skins

2. Used in synthetic organic intermediate and preparation of sulfur dye additives

3. Used in textile industry as a bleaching, as a desulfurizing and as a dechlorinating agent

4. Used in pulp and paper industry

5. Used in water treatment as an oxygen scavenger

6. Used in the photographic industry to protect developer solutions from oxidation

7. Used in the production of rubber chemicals and other chemical compounds

8. Used in other applications include ore flotation, oil recovery, food preservative,making dyes, and detergent.

9. Used in mining industry as inhibitor , curing agent , removing agent

Package

25kg PP/PE bag, or by request of clients.

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With dependable high quality approach, great reputation and excellent customer support, the series of products and solutions produced by our firm are exported to lots of countries and regions for 2018 New Style 25 Lb 3 Inch Chlorine Tablets - Sodium Sulphide Flakes CAS No.1313-82-2 – CHEM-PHARM , The product will supply to all over the world, such as: Oman, Azerbaijan, Cape Town, Now, with the development of internet, and the trend of internationalization, we've got decided to extend business to overseas market. With the propose of bringing more profits to oversea customers by providing directly abroad. So we have changed our mind, from home to abroad, hope to give our customers more profit, and looking forward to more chance to make business.

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