Disodium tetrasulphide

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Sodium sulfide(Na2(S4)) Appearance:red or yellow flakes Packing：25kg/bag,22MT/20FCL for yellow,25MT/20'FCL for red Application: uesed as making s…

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Sodium sulfide(Na2(S4)) Appearance:red or yellow flakes Packing：25kg/bag,22MT/20FCL for yellow,25MT/20'FCL for red Application: uesed as making sulphur dyes or dyestuff intermediate reducer, mordant, flotation agent, depilatory for leather, digestion auxiliary in paper-making. also widely in pigment and rubber industry, etc 5ppm 10ppm 15ppm 20ppm 30ppm Na2S (%) 60 MIN 60 MIN 60 MIN 60MIN 60 MIN Na2SO3 (%) 1.00 MAX 1.00 MAX 2.00 MAX 2.00MAX 2.00 MAX Na2S2O3 (%) 2.00 MAX 2.00 MAX 2.00 MAX 2.00MAX 2.00 MAX Fe (%) 0.0005 MAX 0.001 MAX 0.0015 MAX 0.002MAX 0.003 MAX Na2CO3 (%) 2.00 MAX 2.00 MAX 2.00 MAX 1.80MAX 1.80 MAX Water Insoluble (%) 0.20 MAX 0.20 MAX 0.2 MAX 0.05MAX 0.18 MAX

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