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 |
GB 15570-2010 |
USP35 |
外观 |
***或橙***结晶性粉末 |
***或橙***结晶性粉末 |
叶酸(干基) |
96.0-102.0 |
97.0-102.0 |
水分 |
≤8.5 % |
≤8.5 |
灼烧残渣 |
≤0.20 % |
≤0.3 |
***(Pb) |
≤10 ppm |
----- |
***(As) |
≤3 ppm |
----- |
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: Yellow or orange yellow Crystalline Powder
Product specification:
Item |
GB 15570-2010 |
USP35 |
Appearance |
Yellow or orange yellow Crystalline Powder |
Yellow or orange yellow Crystalline Powder |
Assay |
96.0-102.0 |
97.0-102.0 |
Water |
≤8.5 % |
≤8.5 |
Ignition residue |
≤0.20 % |
≤0.3 |
He***y metals |
≤10 ppm |
----- |
Arsenic |
≤3 ppm |
----- |
Chromato graphic purity |
----- |
≤2.0 % |
Organic volatile impurities |
----- |
Meet the requirement |
Usage:Cancer preventer. Nutritional supplement. Prevention of anemia .
Packing and storage:Carton or Carton or drum with 2 inner PE bags,A cool and dry place。
Shelf life: In conform to the specified storage conditi*** and packaging is complete, shelf life is 2 years。