久久成人国产精品一区二区-国产三级国产精品熟女-好吊妞免费在线视频观看-五月激情中文字幕在线

Hangzhou Ruilipu Trade Co., Ltd.

Difluorodichloromethane (CFC-12)

   
Molecular Formula:

CCL2F2

  CAS No.:75-71-8
Main Technical Properties

Item

Technical Index

Appearance

Colorless, clear, odorless

Purity, % ≥

99.9

Acidity (as HCl), % ≤

0.0001

Moisture,% ≤

0.0005

Chlorides(Cl-), 

Pass

Particulates

Pass

Total organic impurities ≤

0.2000

Of which

HCFC-21,  % ≤

0.0050

HCFC-133a, % ≤

0.0010

CFC-113a,% ≤

0.0020

CFC-12B1,% ≤

0.0010

HCFC-1112a,% ≤

0.0010

Methylene chloride, % ≤

0.0040

Chloroform, %  ≤

0.0020

Carbon tetrachloride, % ≤

0.0050

Methane chloride, % ≤

0.0050

CFC-13、CFC-11、HCFC-22、CFC-113、CFC-114、CFC-115、HFC-152a, % ≤

0.2000

Unknown impurities, % ≤

0.0020

Product Characters

• Under normal temperature and pressure, the product is a colorless, odorless and nonflammable gas;
• Melting point: -158℃, boiling point: -29.8℃, relative density: 1.331g/cm3(20℃);
• It is insoluble in water but soluble in ethanol and ether. It shows good chemical stability.

Main Application

• The product could be used as aerosol propellant, flame retardant and blowing agent in pharmaceutical, agrochemical, cosmetics and cleaning sectors.

Packing, Storage & Transportation

• Non-refillable cylinder: 30lbs/13.6kg, 50lbs/22.7kg;
• Refillable cylinder: 400L, 800l, 926L, 1000L;
• ISO tank;
• The product is packaged in appropriate cylinders or tanks. It should be kept in cool and dry place, without being exposed to heat source, sunlight and rain;
• Transportation should comply with the Chinese railway and road transportation regulation concerning hazardous cargo.

亚洲熟妇熟女久久精品 | 国产又大又猛又粗又长又爽| 91日韩欧美中文字幕| 青青操精品视频在线观看| 国内精品伊人久久久av高清| 少妇福利视频一区二区| 日本 一区二区 在线| 麻豆视频传媒入口在线看| 人妻巨大乳一二三区麻豆| 国产视频福利一区二区| 欧美胖熟妇一区二区三区| 亚洲av熟女国产一区二区三区站 | 色综合伊人天天综合网中文| 91日韩欧美在线视频| 黑丝袜美女老师的小逼逼| 欧美日韩在线视频一区| 九九热在线视频精品免费| 久久精品国产熟女精品| 亚洲精品美女三级完整版视频| 久久精品国产99精品亚洲| 欧美日本亚欧在线观看| 青青操在线视频精品视频| 少妇人妻一级片一区二区三区| 不卡视频免费一区二区三区| 精品老司机视频在线观看| 黑色丝袜脚足国产一区二区| av在线免费观看在线免费观看| 午夜传媒视频免费在线观看| 亚洲淫片一区二区三区| 粉嫩国产一区二区三区在线| 免费精品国产日韩热久久| 欧美日韩综合综合久久久| 欧美人妻免费一区二区三区| 黄片免费在线观看日韩| 日韩成人h视频在线观看| 翘臀少妇成人一区二区| 亚洲熟女精品一区二区成人| 色哟哟哟在线观看视频| 日本午夜福利视频免费观看| 午夜视频免费观看成人| 人妻偷人精品一区二区三区不卡|