久久99精品久久久久久hb亚瑟-免费看无码毛视频成片-99热这里只有精品免费播放-亚洲精品少妇高清30p-国产午夜福利精品久久2021

SZSE:002741
Chemical Reagents
5-Sulfosalicylic acid dihydrate COA 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
主站蜘蛛池模板: 88国产精品欧美一区二区三区| 亚洲精品午夜精品| 久久本色成人综合网| 风韵丰满熟妇啪啪区老老熟女百度| 国产又粗又大又黄| 3d无码纯肉动漫在线观看| 久久人人爽人人爽人人片av麻烦| 亚州国产av一区二区三区伊在| 久久亚洲精品无码网站| 国产精品白浆无码流出| 国产成人精品久久亚洲高清不卡| 日韩精品无码去免费专区| 亚洲成av人片在线播放无码| 国产韩国精品一区二区三区| 日韩精品无码av成人观看| 久久俺也去丁香综合色| 免费全部高h视频无码软件| 国内少妇高清露脸精品视频| 伊人久久无码中文字幕| aa片在线观看无码免费| 亚洲国产成人无码av在线影院| 久久久久免费看黄a片app| 亚洲成a人片在线观看无码不卡 | 日本九九热在线观看官网| 亚洲日本一区二区三区在线不卡| 天天躁日日躁狠狠躁性色av| 人妻有码| 一本久道综合色婷婷五月| 国产做无码视频在线观看| 人人澡人人澡人人看添| 麻豆一区二区三区精品视频| 久久精品人人爽人人爽| 日本亚洲中文字幕不卡| 亚洲国产成人最新精品| 欧美中日韩免费观看网站| 日韩一区二区三区无码a片 | 亚洲伊人丝袜精品久久| 欧美特级特黄aaaaaa在线看 | 性色欲情网站iwww九文堂| 少妇无码一区二区三区| 国产精品视频熟女韵味 |