91精品又粗又猛又爽-91精品在线播放-二区三区-二区三区视频-激情精品-激情九九-男人的影院-男人懂得网站-日韩久久久久久久久久-日韩久久久久久久久久久-性欧美精品-性欧美精品男男-中文字幕国产视频-中文字幕国产一区-国产啪视频1000部免费-99久久国语露脸精品国产色

Welcome to Fujian Yongjing Technology Co., Ltd. the website!

Contact us

Add: 18#, Xin'An Road, Shaowu City, Fujian, China
International Trade Dept.
Tel: +86-599-6655932/6654968
Fax: +86-599-6654591
Home Trade Dept. 
Tel: +86-599-6654866/6654968
Fax: +86-599-6655755
High-purity Chemicals Dept.
Tel: +86-599-6655536/6654968
Fax: +86-599-6655755


Products

perfluoropropane

Quality standard:

Molecular formula:C3F8                                 Molecular weight: 188

ingredients

content

unit

perfluoropropane (C3F8)  

≥99.99

%V

air

≤30

ppmv

carbon dioxide (CO2)

≤2

ppmv

moisture (H2O)

≤10

ppmv

Other Halocarbon

≤50

ppmv

Acidity (HF)

≤0.1

ppmw

 

Character:  
Colorless inflammable gas, low toxicity gas
To use:  
In semiconductor industry, it is used by mixing with oxygen gas as plasma etching material; in medical industry, it is used as ultrasonic contrast agent; in R-218, it is used as ingredient of refrigeration mixture.
Storage:  
Should be preserved in cool and ventilated non-flammable gas used warehouse under temperature no higher than 30℃; keep it away from fire and heat source; separate with oxidizing agent; please prepare emergency processing facilities.
Transportation:  
Up to standards of gas cylinder safety supervision regulations
Storage:  
In special handling clean and dry gas cylinder; volume is 40L, 12.5L, 10L, 8L, 4L or on customer demands

【Back】

Copyright(C)2017,Fujian Yongjing Technology Co., Ltd. All Rights Reserved. Supported by ChemNet ChinaChemNet Toocle Copyright Notice

91精品又粗又猛又爽-91精品在线播放-二区三区-二区三区视频-激情精品-激情九九-男人的影院-男人懂得网站-日韩久久久久久久久久-日韩久久久久久久久久久-性欧美精品-性欧美精品男男-中文字幕国产视频-中文字幕国产一区-国产啪视频1000部免费-99久久国语露脸精品国产色
  • <input id="wwwwy"></input>
  • <bdo id="wwwwy"><th id="wwwwy"></th></bdo>
    <pre id="wwwwy"></pre>
    主站蜘蛛池模板: 欧美激情视频在线免费观看 欧美视频免费一| 91国自产精品中文字幕亚洲| 亚洲欧美日韩成人| 亚洲欧美日韩国产成人| 国产亚洲综合久久| 日韩在线中文视频| 精品福利樱桃av导航| 久久久欧美一区二区| **欧美日韩vr在线| 国产精品欧美亚洲777777| 国产精品影片在线观看| 亚洲成人精品久久久| 亚洲天堂网站在线观看视频| 在线成人激情黄色| 精品日本高清在线播放| 久久久久国产精品免费| 国产精品久久国产精品99gif| 国产精品普通话| 亚洲精品日韩在线| 欧美精品免费播放| 欧美资源在线观看| 亚洲精品成人网| 久久视频在线观看免费| 97婷婷涩涩精品一区| 成人免费视频网| 日韩小视频在线| 97成人在线视频| 亚洲精品成人久久久| 欧美成人网在线| 国产欧美日韩亚洲精品| 在线观看亚洲视频| 性视频1819p久久| 亚洲精品久久久久国产| 精品自在线视频| 国产精品第8页| 伊人久久久久久久久久久| 高清欧美一区二区三区| 亚洲精品国产品国语在线| 欧美激情一级二级| 日韩精品亚洲精品| 久久久亚洲天堂|