硫酸铵化肥N21%的白人颗粒

Good qulity; best service; nice reputation GranularAmmonium sulphatewith COA and SGS certificate for agriculture: ITEMSSPECIFICATIONSASSAY≥98.5%ACTIVEOXYGEN≥6.9%RESIDUE AFTER IGNITION(ASSO4)≤0.02%CHLORIDE AND CHLORATE(AS CL)≤0.01%MANGANESE(MN) ≤0.00005%IRON(FE)≤0.005%HEAVY METALS(PB)≤0.005%MOISTURE≤0.10% Class Fertilizer,inorganicsaltMolecular formula(NH4)2SO4Molecular weight132.13Density1.769g/cm3Decomposition temperature235 degrees centigradeCAS NO7783-20-2H.S.code(customs code)31022100Inspect StandardsGB535-1995 Application:1.In agriculture,used for nitrogen fertilizer.It is a kind of action fertilizer which can make crops thrive and improve fruit quality and yield and strengthen resistance to disaster,can be used for common soil and plant in basic fertilizer Additionial fertilizer and seed manure.It can be suitable specially for soil with lack of sulfer,but for acid soil,ammonium sulfate needs to be applied with lime 2.Raw material of making compound fertilizer 3.In chemical industry,it is for raw material in making oxydol,ammonium-alum and ammonium chlorde 4.In welding industry,used for welding agent 5.In textile industry,used for fire retardant of textile fabrics 6.In electroplating industry,used for electrobath additive 7.Ammonium sulfate can be used for making refactory material 8.Catalyst in food coloring reddish brown 9.Nitrogen source culturing microzyme in making fresh yeast 10.Dyeing auxiliaries of acid dyes 11.Deliming agent of leather 12.Ammonium sulfate also can be used for beer making 13.Chemical agent 14.Stroage battery making,etc