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                        Details

                        Ammonium sulfate

                              Data:2017-10-24 12:25:23

                           

                        Product Description:
                        Ammonium Sulphate 
                        CAS NO.:7783-20-2
                        EINECS NO.:231-984-1
                        H.S.Code:31022100
                        Molecular formula:(NH4)2SO4

                        Features:
                        White or light-colored crystals with a relative density of D?2o=1.769, can be decomposed at 235 ℃, soluble in water ( acidic aqueous solution), insoluble in ethanol or acetone, will become pieces after moisture absorption and release ammonia when acting with alkali.
                        Classification
                        (一)Caprolactam grade:  byproduct of caprolactam
                        Usage:Mainly used as fertilizer for various soils and crops; also can be used in textile, leather, medicine and as nitrogen sources for yeast fermenting.
                        (二)Ammonium pyrosulfate: byproduct of coking.
                         Quality standard:N-≥20.5%;Water -≤1%。
                         Usage : mainly used for making compound fertilizer, potassium sulfate, ammonium chloride, ammonium persulfate, etc. , can also be used for rare earths mining.


                        Technical specifications(China National Standard CGB535-1995)

                         Note: When the ammonium sulphate is used for agriculture, it is not necessary to check the content of Fe, As, heavy metal or water insolubles.

                        LAST:NO
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