成人网站免费观看,99e久热只有精品8在线直播,亚洲综合无码明星蕉在线视频,亚洲精品一区二区三区中文字幕

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
国产成人午夜福利在线播放 | 欧美成人精品第一区| 亚洲成av人片一区二区蜜柚 | 18禁亚洲深夜福利人口| 丝袜无码一区二区三区| 人妻免费一区二区三区最新| 国产老师开裆丝袜喷水视频| 西西午夜无码大胆啪啪国模| 日本最新免费二区| 免费无码又爽又刺激网站| 免费毛片全部不收费的| 色哟哟国产精品免费观看| 无码av不卡一区二区三区| 国产精品自在线拍国产| 亚洲人成网亚洲欧洲无码久久| 婷婷色国产精品视频一区| 国产suv精品一区二区62| 国产真实younv在线| 2021精品国夜夜天天拍拍| 国产免费网站看v片在线无遮挡 | 国产sm调教折磨视频失禁| 成熟丰满熟妇高潮xxxxx| 亚洲成在人线在线播放| 全部孕妇毛片| 成人精品动漫一区二区| 欧美日韩国产专区一区二区| 国产乱辈通伦影片在线播放亚洲 | 国产欧美日韩综合精品二区| 少妇性l交大片7724com| 少妇激情作爱视频| 天天久久| 亚洲一区二区色一琪琪| 国产成人精品a视频一区| 久久精品国产精品亚洲毛片| 偷拍激情视频一区二区三区| 国产精品女同久久久久电影院| 无码成人h免费视频在线观看| 国产精品久久福利网站| 2019最新国产不卡a| 成人伊人亚洲人综合网| 尤物亚洲国产亚综合在线区|