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
Carbon tetrachloride? COA Report
  • CAS No.：56-23-5
  • Molecular weight：153.82
  • Aliases：Tetrachloromethane
  • Molecular formula：CCl4
  • UN Code：1846
  • EC No.：200-262-8
Information
Specification category：
Product No. Product Name Specification
1.05033.026 Carbon tetrachloride AR500mL
1.05033.036 Carbon tetrachloride? CP500mL
1.05033.076 Carbon tetrachloride? CP40kg
1.05033.086 Carbon tetrachloride? CP250kg
Characteristic： Appearance and propertie:colorless transparent liquid with special smell, highly volatile.
Relative density: 1.60
Relative vapor density: 5.3
Melting Point(℃): -22.6
Boiling Point(℃): 76.8
Concentration: Content: Industrial grade level ≥ 99.5%; two ≥ 99.0%.
Vapor Pressure: 13.33 (23 ℃)
Solubility: slightly soluble in water, soluble in most organic solvents.
Heat of combustion (kJ / mol): 364.9
Critical temperature (℃): 283.2
Critical pressure (MPa): 45.58
Technical indicators：
Specification AR CP
Assay (CCl4) ≥ 99.5% ≥ 99.0%
Density (20 ℃), ρ (g / ml) 1.592 ~ 1.598 1.592 ~ 1.598
Color, Hazen ≤ 10 ≤ 10
Evaporation residue ≤ 0.001% ≤ 0.001%
Water (H2O) ≤ 0.02% ≤ 0.05%
Acidity (as H +) / (m mol / g) ≤0.00005 ≤ 0.0001
Free chlorine (Cl) ≤ 0.0001% ≤ 0.0001%
Carbon disulfide (CS2) ≤ 0.0005% ≤ 0.001%
Qualified Qualified reducing iodine substances Pass Pass
Qualified Qualified easily carbonized substances Pass Pass
Chloroform (CHCl3) ≤ 0.05% ≤ 0.2%
For dithizone test Pass
-
Hazard characteristics：

UN 1846 CARBON TETRACHLORIDE,6.1,Ⅱ

Related Products

Copyright ? Guangdong?Guanghua?Sci-Tech?Co.,?Ltd. GuangDong ICP No. 14033791-1
主站蜘蛛池模板： 亚洲精品字幕在线观看| 少妇高潮毛片色欲ava片| 中文字幕久久熟女人妻av免费| 99精品国产在热久久无码| 看全黄大色黄大片美女 | 国产精品无码av有声小说| 国产精品无码一区二区三级| 亚洲乱码尤物193yw最新网站| 成年女人午夜毛片免费视频| 天堂av无码大芭蕉伊人av不卡| 亚洲欧美在线观看| 国产午夜无码片在线观看网站| 女人大荫蒂毛茸茸视频| 国产精品人妻一码二码尿失禁| 国产成人免费视频| 波多野结衣爽到高潮大喷| 日日摸天天摸97狠狠婷婷| 东京热无码av男人的天堂| 精品国产人成亚洲区| 人妻无码第一区二区三区| 亚洲愉拍自拍欧美精品| 久久视频这里有精品33| 久久99国产精品久久| 国产精品手机免费| 久久综合综合久久综合| 国产精品久久久久9999| 精品人妻少妇一区二区三区| 国产亚洲欧美日韩在线一区| 日本亲近相奷中文字幕| 国产裸拍裸体视频在线观看| 天干夜啦天干天干国产免费| 色婷婷综合久久久中文字幕| 樱花草在线社区www中国| 精品无码老熟妇magnet| 色老板精品无码免费视频| 国产99视频精品免视看7| a国产在线v的不卡视频| 国产香蕉一区二区三区在线视频| 香蕉国产| 亚洲成a人片在线观看中文无码 | 国产精品亚亚洲欧关中字幕|