Disodium tetrasulphide CAS NO.12034-39-8

it can be used as the material of tanning, smelt, dye, chemicals, paper making and so on. 5ppm 10ppm 15ppm 20ppm 30ppm …

it can be used as the material of tanning, smelt, dye, chemicals, paper making and so on. 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