无码日韩精品一区二区免费暖暖_日韩人妻无码精品久久_狂躁美女大bbbbbb视频u_亚洲精品一区二区三区在线观看_自拍偷自拍亚洲精品播放

SZSE:002741
Chemical Reagents
5-Sulfosalicylic acid dihydrateCOA Report
  • CAS No.:5965-83-3
  • Molecular weight:254.22
  • Aliases:Salicylsulfonic acid;o-mercaptobenzoic acid
  • Molecular formula:C7H6O6S· 2H2O
  • UN Code:2585
  • EC No.:202-555-6
  • HS-No:29182900
Information
Specification category:
Product No. Product name specifications
1.14295.010 5-Sulfosalicylic acid AR100g
1.14295.020 5-Sulfosalicylic acid AR25KG
Characteristic: Appearance and properties:White crystalline to crystalline powder that had iron color red
Melting point(℃): ~ 120
Solubility: soluble in water, ethanol, ethyl ether, usually soluble in polar solvents.
Technical indicators:
Item AR CP
Assay(C7H6O6S?2H2O) ≥99.0% ≥98.0%
Sensitivity with iron Pass Pass
Clarity of solution ≤3 ≤5
Insoluble matter in water ≤0.005% ≤0.01%
Residue on ignition(as SO4) ≤0.02% ≤0.05%
Chloride(Cl) ≤0.002% ≤0.005%
Sulfate(SO4) ≤0.1% ≤0.5%
Iron(Fe) ≤0.0001% ≤0.0005%
Heavy metals (as Pb) ≤0.0005% ≤0.001%
Salicylic acid(HOC6H4COOH) ≤0.02% ≤0.2%
Hazard characteristics:

IATA-DGR UN 2585 ARYLSULPHONIC ACIDS,SOLID,8,III

Related Products

Copyright ? Guangdong?Guanghua?Sci-Tech?Co.,?Ltd. GuangDong ICP No. 14033791-1
国内自产少妇自拍区免费| 激情综合色综合啪啪五月丁香搜索| 欧美日韩中文国产一区发布| 亚洲国产精品久久久久秋霞| 大屁股大乳丰满人妻| 无码国产精品一区二区免费式影视 | 亚洲色婷婷综合开心网| 西西4444www大胆无码| 2017亚洲天堂最新地址| 色偷偷一区二区无码视频| 自拍亚洲一区欧美另类| 久久www免费人成人片| 日本一区二区三区免费视频 | 性生交大全免费看| 中文字幕人妻精品在线| 一区一区三区产品乱码| 亚洲v国产v欧美v久久久久久| 人妻熟妇精品免费观看| 欧美粗大无套gay| 久久久久国色av免费看| 饥渴少妇高潮视频大全| 国产伦精品一区二区三区免费迷| 伊人久久大香线蕉av色| 又黄又爽又猛的视频免费| 亚洲中文字幕无码爆乳app| 久久精品九九热无码免贵| 国产综合视频一区二区三区| 亚洲综合av一区二区三区| 综合色就爱涩涩涩综合婷婷| 大地资源在线观看官网第三页| 国产三级精品三级在专区| 午夜精品视频一区二区三区在线看| 亚洲综合久久一区二区| 99久久久无码国产精品古装 | 欧美日韩亚洲tv不卡久久| 麻豆精品人妻一区二区三区蜜桃| 亚洲午夜精品少妇潮喷| 国产精品内射久久久久欢欢| 国产精品国产三级国产专播| 亚洲一区av无码专区在线观看| 全国最大成人网|