供应叶酸(***B9)
外观:***或橙***结晶性粉末CAS号:59-30-3分子式:C19H19N7O6分子量:441.40产品指标:项目GB15570-2010USP35外观***或橙***结晶性粉末***或橙***结晶性粉末叶酸(干基)96.0-102.097.0-102.0水分≤8.5%≤8.5灼烧残渣≤0.20%≤0.3***(Pb)≤10ppm-----***(As)≤3ppm-----色谱纯度-----≤2.0%有机挥发杂质-----符合规定用途:***作用,对婴***的***细胞与脑细胞发育有促进作用,辅助******症,预防***,胎儿成长所必须的***,保护胃肠黏膜,缺乏症状:******;口腔炎、舌头***发炎;胃及十二指肠***;可能产生产期慢性下痢。包装储运:纸箱或纸板桶,内村两层塑料袋,阴凉干燥处存放。保质期:在符合规定的贮运条件和包装完整,保质期为2年。Appearance:YellowororangeyellowCrystallinePowderProductspecification:ItemGB15570-2010USP35AppearanceYellowororangeyellowCrystallinePowderYellowororangeyellowCrystallinePowderAssay96.0-102.097.0-102.0Water≤8.5%≤8.5Ignitionresidue≤0.20%≤0.3He***ymetals≤10ppm-----Arsenic≤3ppm-----Chromatographicpurity-----≤2.0%Organicvolatileimpurities-----MeettherequirementUsage:Cancerpreventer.Nutritionalsupplement.Preventionofanemia.Packingandstorage:CartonorCartonordrumwith2innerPEbags,Acoolanddryplace。Shelflife:Inconformtothespecifiedstorageconditi***andpackagingiscomplete,shelflifeis2years。)