Frequently Asked Questions

What is Sulphur Black?

Sulphur black dye (water soluble) was obtained from Chek Tak dyeing factory Ltd. Sodium thiosulfate (Na2S2O3) was obtained from Sigma Chemical Company. Potassium iodide (KI) was obtained from Merck. Starch was obtained from Merck. Iodine (I2) was obtained from BDH Chemical Ltd. Tryptone was obtained from Difco Laboratories.

What are the uses of sulphur black?

Liquid Sulphur Black is extensively used for Denim yarn dyeing either by warp sheet (Slasher dyeing) or Rope dyeing system for obtaining. It is a popular practice for coloring cotton yarn in handloom sector and in this approach; the spent dye bath is being replenished for subsequent dyeing.

Why sulphur black are so popular?

Causes for the Popularity of Producing Black Shades with Sulphur Dyes: Low cost. Fair to good light fastness. High Wash fastness.

What are the applications of Sulphur dye?

Sulfur dyes are mainly used for the dyeing of textile cellulosic materials, or blends of cellulosic fibers with synthetic fibers such as acrylic fibers, polyamide and polyester. They can also be used for a limited number of silk and paper applications.

What are 3 major uses of sulfur?

What are 3 common uses of sulfur? It is used for making car batteries, fertilizer, oil refining, water processing, and mineral extraction. Other applications for sulfur-based chemicals include rubber vulcanization, bleaching paper, and product making such as cement, detergents, and pesticides.

What is the disadvantage of Sulphur dye?

Sulphur black-coloured cotton products have the foremost problem of degrading during extended storage. The material strength decreases as a result of the degradation or tendering. Free oil of vitriol has been discovered to be present within the deteriorated material.

What is the major use of sulfur in industry?

It is used principally as the derivative (sulfuric acid) in many chemical and industrial processes and is particularly important in the manufacture of phosphate fertilizers, the single largest end use for sulfur. Other key uses include rubber processing, cosmetics, and pharmaceutical applications.
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