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  • SULPHUR BLACK BR.B 200%

    SULPHUR BLACK BR.B 200% C.I. Sulphur Black 1(53185) Properties Bright-black flake or grain, insoluble in water and alcohol. It is the green-black colour when it soluble in solution of sodium sulfide. Dyeing depth, % Res-istance Sunlight Resistance washing

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  • sulphur black Sodium thiosulfate sodium sulfide sulphur

    we produce sulphur black 200% sulphur black 240% Sodium thiosulfate 99% sodium sulfide 60% +8615175136789 wechat/whatsapp 1.Whats the price of your sulphur black? The price depends on the quality. please make sure what percent do you want and waht

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  • China Sulphur Black Br 200% Br 220% - China Sulphur

    China Sulphur Black Br 200% Br 220%, Find details about China Sulphur Black, Sulphur Black Dyes from Sulphur Black Br 200% Br 220% - Henan Win Win Chemical Industrial Co., Ltd. For Buyer Search Products & Suppliers Product Directory Supplier Discovery

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  • Youhao Brand 522 Sulphur Black Br 200% Or Sulphur

    Youhao Brand 522 Sulphur Black Br 200% Or Sulphur Black 1, Find Complete Details about Youhao Brand 522 Sulphur Black Br 200% Or Sulphur Black 1,Sulphur Black,Sulphur Black Br,Sulphur Black 200% from Dyestuffs Supplier or Manufacturer-Tianjin Leading Import & Export Co., Ltd.

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  • China Sulphur Black Br 200% Black Dye Pigment for

    China Sulphur Black Br 200% Black Dye Pigment for Textile, Find details about China Sulphur Black, Sulphur Black Br from Sulphur Black Br 200% Black Dye Pigment for Textile -

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  • Sulphur Black BR 200%, View Sulphur Black, Sulphur

    Sulphur Black BR 200% Packing details:25kg/bag Port Any China Port Product Description Sulphur Black 2.Product Series Sulphur Red 6 Sulphur Yellow Brown 5G(Sulphur Brown 10) Sulphur Grass Green Sulphur Blue 5 Sulphur Yellow Brown 6G(Sulphur ...

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  • Sulphur Black Br 200% - Buy Sulphur Black Br

    Sulphur Black Br 200%, Find Complete Details about Sulphur Black Br 200%,Sulphur Black Br 200%,Sulphur Black Br,Sulphur Black 1 from Dyestuffs Supplier or Manufacturer-Tianjin Leading Import & Export Co., Ltd. All Industries >

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  • China Sulphur Black Br 200, Sulphur Black Br 200

    China Sulphur Black Br 200 manufacturers - Select 2020 high quality Sulphur Black Br 200 products in best price from certified Chinese Plastic Box Black manufacturers, Black Pvc Plastic suppliers, wholesalers and factory on Made-in-China.com

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  • Sulphur Black Manufacturers, Sulfur Black Suppliers,

    Get verified list of sulphur black (cas no 1326-82-5), sulfur black manufacturers, sulphur black suppliers and exporters. These sulfur black manufacturing companies

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  • Sulphur Black 1 - World dye variety

    CAS Registry Number:1326-82-5 Manufacturing Methods : 2,4-Dinitrophenol or its Sodium salt (by 1-Chloro-2,4-dinitrobenzene alkaline hydrolysis) and Sodium polysulfide heating, in 110 ~ 120 reflux heating 48 to 72 hours, or in 130 ~ 140 under pressure to short time heating, then dilution melt, adding acid or air oxidation make dye completely precipitated out.

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