nystatin
Product:NYSTATINUSP26Definition:Nystatinisasubstance,oramixtureoftwoormoresubstances,producedbythegrowthofStreptomycesnourseiBrownetal.(Fam.Streptomycetaceae).4400potency/mgminAppearance:Yellowtolighttanpowder,h***inganodorsuggestiveofcereals.Ishygroscopic,andisaffectedbylongexposuretolight,heat,andair.Solubility:Slightlytosparinglysolubleinmethanol,inn-propylalcohol,andinn-butylalcohol;practicallyinsolubleinwaterandinalcohol;insolubleinchloroform,inether,andinbenzene.Identification:Ultr***ioletAbsorption.Ratio:theratio(A230/A279(sh))isbetween0.90---1.25pH:6.0--8.0,in3%aqueoussuspension.Lossondrying:5.0%maxAssay:4400potency/mgminParticlesize:100%Shouldbelessthan25μm.Morethan65%Shouldbelessthan10μm.Morethan85%Shouldbelessthan15μm.Storage:Preserveintight,light-resistantcontainers.Packing:in25kgsnet/carton)
海南成禾化工有限公司
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