China Sulphur Black BR suppliers
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China Sulphur Black BR suppliers

China Sulphur Black BR suppliers is a kind of sulphur dyes, a kind of dyes commonly used in sulphur black, which can be used in fabrics and leather. Milestone Industrial Co. Ltd. specializes in the production of sulphur dyes. The China Sulphur Black BR suppliers produced has 240%, 220%, 200%, 180%, 150%, 100% strength, as well as cyan, red, and cyan-red products. Product specifications can be customized, packaging can be customized, proofing, sending samples, to provide you with the most professional pre-sales and after-sales service.You can rest assured to buy China Sulphur Black BR suppliers from our factory and we will offer you the best after-sale service and timely delivery.

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Product Description

MST® China Sulphur Black BR suppliers

As for aggressive charges, we believe that you will be searching far and wide for anything that can beat us. We could state with absolute certainty that for such excellent at such costs we've been the lowest around for 30 Years Factory China China Sulphur Black BR suppliers, Sincere cooperation with you, altogether will make happy tomorrow!
18 Years Factory China Sulphur Black,  Sulphur Dyes, We believe in establishing healthy customer relationships and positive interaction for business. Close cooperation with our customers has helped us to create strong supply chains and reap benefits. Our products have gained us widespread acceptance and the satisfaction of our worldwide valued clients.

MST® China Sulphur Black BR suppliers is a kind of sulphur dyes, a kind of dyes commonly used in sulphur black, which can be used in fabrics and leather. Milestone Industrial Co. Ltd. specializes in the production of sulphur dyes. The China Sulphur Black BR suppliers produced has 240%, 220%, 200%, 180%, 150%, 100% strength, as well as cyan, red, and cyan-red products. Product specifications can be customized, packaging can be customized, proofing, sending samples, to provide you with the most professional pre-sales and after-sales service.

Other name: MST® Sulphur Black 1

CAS NO.:1326-82-5

EINECS:215-444-2

Molecular formula: C6H4N2O5

Molecular weight: 184.10636

The content of impurities insoluble in hot water:≤0.5%;

Appearance: black phosphorous flake solid

Shade (and standard product): approximate to slight

Moisture:≤6.0%

Insoluble matter content in sodium sulfide:≤0.7%

Free sulfur content:≤0.5%


China Sulphur Black BR suppliers is a black powder, soluble in water. The solubility in 1000ml of water at 20°C is 150 grams, and the solubility is 200 grams at 60°C; when dissolved in alkali sulfide solution, it has a green light color; liquid sulfuric acid is black and emits carbon dioxide at the same time, resulting in precipitation after dilution.


China Sulphur Black BR suppliers can be used for infestation and dyeing of cotton, linen, viscose, vinylon, polyester and polyamide cotton fabrics. It is especially used in pad dyeing to give uniform color, good permeability, high color fastness, without embrittlement prevention treatment, and can be used for dyeing of complex tanned leather and coloring of viscose dope.

MST® China Sulphur Black BR suppliers production method: take 2,4-dinitrochlorobenzene as raw material, hydrolyze it under alkaline conditions to obtain 2,4-dinitrophenol sodium salt, then add sodium polysulfide solution to vulcanize, oxidize, filter, The finished product is dried.

MST is a comprehensive chemical company specializing in the production and management of chemical products. The main varieties are acid dyes, direct dyes, sulfur dyes, dye intermediates and other chemical products. It is a high-tech company integrating science, industry and trade, manufacturing and sales. Technology companies, and products are exported to Europe, Asia, Africa and other international markets.

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