不含氯氟烃、氢氯氟碳化合物
Polyurethane/polyisocyanurate foams with low K-factors and enhanced flammability properties as measured by the Butler Chimney test are produced through the use of a blowing agent composition comprising aliphatic hydrocarbon and a fully halogenated brominated halocarbon is a mole ratio of from 10:1 to ...
aCFC free and preferable HCFC free refrigerant will be used in the system. The refrigerant used shall continue to be available through the year 2020. CFC释放,并且更好的HCFC自由冷冻剂用于系统。 使用的冷冻剂将继续是可利用的经过年2020年。[translate]...
Toxicity of Alternatives to Chlorofluorocarbons: HFC-134a and HCFC-123 That report was prepared in response to a request from the U.S. Navy to review the toxicity data on these chlorofluorocarbon (CFC) substitutes and ... KS Bakshi - 《Inhalation Toxicology》 被引量: 10发表: 1996年 AN IMPR...
Refrigerators and freezers, especially those manufactured before 1995, often contain CFCs. Air-conditioning units and dehumidifiers may also contain hydrochlorofluorocarbons, which deplete the ozone layer. Safe disposal of old appliances prevents CFCs and HCFCs from being released into the environment. You...
lps93116 CFC FREE电子清洗剂 不含HCFC 无残渣无沉淀 价格说明 价格:商品在平台的展示标价,具体的成交价格可能因商品参加活动等情况发生变化,也可能随着购买数量不同或所选规格不同而发生变化,如用户与商家线下达成协议,以线下协议的结算价格为准。 特别提示:商品详情页中(含主图)以文字或者图片形式标注的抢购...
HFC-245fa即1,1,1,3,3-五氟丙烷 ( 1, 1,1, 3,3-pentafluoropropane ),是一种取代CFC 、 HCFC的化合物. 互联网 The preparation of HFC - 32 by catalytic hydrogenation ofCFC- 12 was explored. 探索了二氟二氯甲烷(CFC -12 )催化加氢制备HFC -32 的方法. ...
Product name:XPS Foam Board Panel;Application:Exterior/interior Wall Roof Under-floor Insulation;Compress Strength:350-1000Kpa;Density:32-45 Kg/m3;Color of XPS:Blue,Pink,Green,White,Black.Customised;Heat Conductivity Coefficient:≤0.028W/(M.K);Thickness:
CFC Free Electro Contact Cleaner Aerosol SDS US EU UK China Non-Aerosol SDS US EU UK China Technical Data Sheet Certificate of Conformance FIND AN LPS DISTRIBUTOR The fast evaporating contact cleaner that does not contain HCFCs and is plastic safe...
The Po Valley (northern Italy) appears to be a main source region for HFC-365mfc and for the former blowing agents HCFC-141b and CFC-11. In 2004, the emissions of HFC-365mfc arose from a wider region of Europe, which we attribute to an increased penetration of HFC-365mfc into the ...