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labor East Road,ChangSha,Hunan,China China
Persona de contacto Ms. winny ou
Dirección labor East Road, ChangSha, Hunan
Chemical formula:Na2S2O3 5H2O Physical appearance:Colorless or slightly yellowish monoclinic crystal compound . Package:25kg /50kg co
Chemical formula:Na2S2O5 Physical appearance:white or slightly yellowish crystalline powder Application:bleaching agent for textile f
fomula:FeSO4.H2O FeSO4.7H2O Physical appearance:grey and white powder Package:25kg/50kg compound plastic woven bag with inner polythen
formula:Na2SO3 Physical appearance:white crystalline powder Package:25kg/50kg compound plastic woven bag with inner polythene liner ;
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