亚洲成人av_不卡av片_人妻巨大乳hd免费看_黄色小说内容_三级视频片_av网站网址_为爱搞激情_色九区_性姿势伦理未删减版_www狠狠_秋葵视频成人_久操热久操_日本网站在线看_久草网在线_狠狠做

SZSE:002741
Chemical Reagents
α-Lactose? COA Report
  • CAS No.:14641-93-1
  • Molecular weight:342.30
  • Aliases:4-O-beta-D-Galactopyranosyl-alpha-D-glucopyranose
  • Molecular formula:C12H22O11
  • EC No.:238-691-8
  • HS-No:1702190000
Information
Specification category:
Product No. Product name specifications
1.18301.010 α-Lactose AR500g
Characteristic: Appearance and properties:Monoclinic crystals with a faint sweetness
Melting point(℃):201-202
Solubility:Soluble in water,Slightly soluble inMethanol, ethanol,disoluble?inEther and chloroform
Technical indicators:
Item AR
Spec.rottion,α20/D +52.20~+52.80
Clarity of solution Pass
Insoluble matter in water ≤0.005%
Acidity(as CH3COOH) ≤0.2
Loss on drying ≤0.5%
Residue on ignition(as SO4) ≤0.05%
Total nitrogen(N) ≤0.005%
Iron(Fe) ≤0.001%
Heavy metals(as Pb) ≤0.0005%
Fat ≤0.01%
Dextrins and starch Pass
Related Products

Copyright ? Guangdong?Guanghua?Sci-Tech?Co.,?Ltd. GuangDong ICP No. 14033791-1
主站蜘蛛池模板: 横山县| 万州区| 邳州市| 星子县| 车险| 保靖县| 龙海市| 澄江县| 绥滨县| 洪雅县| 海淀区| 新化县| 中宁县| 康平县| 阳谷县| 水城县| 祁连县| 灵石县| 泰安市| 博罗县| 罗城| 建阳市| 灵宝市| 那曲县| 视频| 佳木斯市| 鱼台县| 沾益县| 芷江| 新巴尔虎左旗| 栾城县| 鸡西市| 密山市| 松阳县| 阜南县| 寻乌县| 大田县| 丹东市| 定兴县| 葵青区| 酉阳|