意大利一级毛片-淫www-淫欧美-淫片免费-男女日日-男女上下爽无遮挡午夜免费视频

Welcome to Quzhou Zijie Trading Co., Ltd Website!

QUALITY FROZEN THE WORLD

Based on honesty, getting customers'
trust by honest business, creating value for customers with integrity

Hot Products: Industrial difluorochloromethane / R134 / R410 / liquid ammonia / methyl chloride
Home > Products
Octafluorocyclobutane C4F8

Product Description: Octafluorocyclobutane is a colorless, odorless, non-flammable gas.

English name: Octafluorocyclobutane; Perfluorocyclobutane; C-318 CAS No. 115-25-3

Physical parameters: molecular weight: 200.03         

Melting point: -41.4 ° C

Boiling point: -5.85 °C                    

Liquid density (25 ° C): 1.62 g / cm 3

Product use: This product is mainly used in the food industry, propellant, refrigerant, integrated circuit etchant, mixed with sulfur hexafluoride as dielectric, fluorochemical polymerization medium.

Packaging and storage: The filling value of octafluorocyclobutane cylinder is 1.296kg/L. After the cylinder valve is closed, close the bulkhead and cylinder cap to prevent leakage. Cylinders should be transported to avoid violent shocks. The cylinders are placed in a ventilated, dry, safe place and away from heat sources.

Note: When the concentration of the product is such that the oxygen content in the air is reduced to less than 19.5%, it will cause suffocation. Rescuers should wear self-contained breathing apparatus. Touching this product can cause frostbite.

Quality Index:

project

unit

index

Main content (mass fraction)

%

99.900~99.999

Oxygen content (volume fraction)

%

≤0.002

Water content (mass fraction)

%

≤0.001

 

Contact us
ADD:77# Changqian Road, Juhua Group Co., Kecheng District, Quzhou City, Zhejiang Province
Tel: +86-570-3053898
Contact: +86-13957036193 Li
E-mail: quzhouzhijie@foxmail.com
QQ: 284492418
Copyright(C)2019,Quzhou Zijie Trading Co., Ltd?All Rights Reserved.?Supported by?ChemNet?ChinaChemNet?Toocle
主站蜘蛛池模板: 欧美特级生活片 | 四虎在线精品免费高清在线 | 色丁香在线视频 | 亚洲狠狠操 | 日本精品高清一区二区2021 | 欧美男人天堂网 | 色播影院性播影院私人影院 | 天天搞天天色 | 国产精品久久久亚洲456 | 午夜欧美成人久久久久久 | 欧美同性精品xxxx | 高清一区二区 | 欧美三级不卡在线观线看高清 | 欧美色视频网站 | 亚洲卡5卡6卡7国色天香 | 国产一卡二卡3卡4卡四卡在线视频 | 黄色地址 | 亚洲成人综合在线 | 91极品女神私人尤物在线播放 | 美女中出视频 | 欧美极品一区 | 成人综合在线视频 | 中文字幕一二三区乱码老 | 天堂在线.www资源在线观看 | 亚洲激情网站 | 免费的两性视频网站 | 性欧美另类 | 1024手机最新手机在线 | 一本久草 | 网址色 | 欧美高清成人 | 第四色男人天堂 | 永久网站色视频在线观看免费 | 天天视频在线观看免费 | 男女视频在线观看免费高清观看 | 丁香花五月婷婷 | 日日噜噜爽爽狠狠视频 | 高h文男主又粗又狠 | 国产成人教育视频在线观看 | av 狼| 久久综合九色婷婷97 |