Export Ammonium Sulfate Granular Caprolactam Grade[EnglishName]AmmoniumSulphate [MolecularFormular](NH4)2SO4 [MolecularWeight]132.14 [Property]PHvalueof0.1Msolutionis5.5,Densityis1.769g/cm3(20°C),hygroscopic,solubleinwaterinsolubleinacetone,alcoholandether. [Appearance] 1)SteelGrade(alsocallCoke-ovensGrade)isfinewhitepowder,afterprocessingitcanbewhitegranularorflake. 2)CaprolactamGradeiscolorless(achromatic)crystallineoryellowishcrystals. [Specifications]BasedonStandard:GB535—1995 Item Standard TypicalResult Appearance Colorlessoryellowishcrystal Pass Size 2-4mm Pass Nitrogen 21.0%min 21.1% Moisture 0.2%max 0.1% FreeAcid 0.03%max 0.03% Iron(Fe) 0.007%max 0.002% Arsenic(As) 0.00005%max 0.00002% HeavyMetals 0.005%max 0.005% Water-InsolubleMatters 0.01%max 0.004% [Applications]InAgriculture Itisoneofthemostcommonuseandmosttypicalinorganicnitrogenfertilizer. Itisthebestfastrelease,quickactingfertilizer,canbedirectlyusedforavarietyofsoilandcrops,canbeusedaskindsofseedfertilizers,basefertilizerandadditionalfertilizer. Particularlysuitableforthesoilwhichlackofsulfur,lowchlorinetolerancecrops,sulfurphiliccrops, ItisverypopularinJapan,SoutheastAsia,aswellasnortheastChinawhereplantpremiumrice.Suitableforthericeseedling,thegrowthoftea,grass,vegetables,andfruittrees, effectuallyrapidpromotingthegrowthofgrain,vegetables,fruits,grassandotherplants.I thavemoreefficiencythanurea,ammoniumbicarbonate,ammoniumchloride,ammoniumnitrate. Largegranularammoniumsulphatecanalsoserveasrawmaterialforcompoundfertilizer. [Applications]InIndustrial 1)Inchemicalindustry,astherawmaterialsofhydrogenperoxide,ammoniumalumandammoniumchloride;theminoringredientofammoniumpersulfate,lysine. 2)Inweldingindustry,asaweldingagent. 3)Intextileindustry,asaflameretardant. 4)Inelectroplatingindustry,asaplatingbathadditive. 5)Indyeingindustry,asadyeingauxiliariesofaciddyes. 6)Inleatherindustry,asadelimingagent. 7)Infoodindustry,asadoughconditioningagent(fermentationmedium),acatalystofsaucefood. 8)Inpharmaceuticalindustry,asasalting-outagent,itcanpurifyingproteinsbyprecipitation 9)Inpesticideindustry,asaadjuvantagent.Addinwatersolubleinsecticides,herbicides,andfungicides,suchas2,4-DAmineSalt,glyphosate,andglufosinateherbicides.