HongyeChemicalCo.,LtdistheleadingprofessionalmanufacturerandsupplierofThioureaDioxideandpulpbleachingagentFAS.Wecanproduce50000MTThioureaDioxide(Formamidinesulfinicacid)&pulpbleachingagentFAS.TDOisanewkindofreducingagentthatusedasexchangeofsodiumhydrosulfite.Itiswidelyusedintextileandpapermakingindustry.Thisproductisalsousedinleatherprocessingindustry,paper,pulpandboardindustry,photographicindustry,bleachingandreducingagents.Thisproductisalsoacomponentofdecolorisationagents.Inmacromoleculematerialindustry,itisusedascatalysisagentandstabilizerofresinicproducing,anditisalsousedinorganicsynthesizationofsensitizingmaterial,andmedicine,medical,spicerymaterialsinfinechemicals,andalsocanbeappliedintherecyclingandseparatingofhe***ymetals.Physical&ChemicalFeaturesByname:FormamidineSulfinicAcidMolecularFormula:（NH2）2CSO2PH4（1%Solution）CASNO.1758-73-2or4189-44-0UNNO:3341DangerousGoodsClass:4.2Specification:Purity:99.%MinThiourea:0.10%MaxMoisture:0.05%MaxIron(Fe):10ppmMaxSulphate:0.17%Max)