成人免费淫片免费观看-成人免费淫片在线费观看-成人免费在线看片-成人免费专区-黄色片s色-黄色片xxxxx

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
Refrigerant R134

Product name : Industrial 1,1,1,2----tetrafluoroethane (R134a) product implementation standard: GB/T18826-2016

R-134a Refrigerant , alias R134a, HFC134a, HFC-134a, tetrafluoroethane, Chinese name tetrafluoroethane, Product name 1,1,1,2-tetrafluoroethane, chemical name 1,1,1,2--tetrafluoroethane, molecular formula CH2FCF3. Since R-134a belongs to HFC-type substances (non-ODS substances Ozone-depleting Substances), it does not destroy the ozone layer. It is an environmentally-friendly Refrigerant that is recognized and recommended by most countries in the world. It is also the current environmentally friendly Refrigerant , widely used in new Re-addition during initial installation and maintenance on refrigeration and air conditioning equipment.

Main Uses 

R-134a is widely used as a medium-low temperature environmentally friendly Refrigerant . Due to the good comprehensive performance of HFC-134a, it is a very effective and safe alternative to CFC-12. It is mainly used in the use of R-12 (R12, Freon 12, F-12, CFC-12, Freon 12, dichlorodifluoromethane) Refrigerant in most areas, including: refrigerators, freezers, water dispensers, automotive air conditioners, central air conditioners, dehumidifiers, cold storage, commercial refrigeration, ice water In the refrigeration equipment such as machine, ice cream machine and freezing condensing Unit, it can also be applied to aerosol propellant, medical aerosol, insecticide propellant, polymer (plastic) physical foaming agent, magnesium alloy protective gas, etc. 
 

Molecular weight

102.03

Boiling point °C

-26.1

Critical temperature °C

101.1

Critical pressure Mpa

4.05

Liquid specific heat 30 ° C, [KJ / (kg • ° C)]

1.51

Solubility (25 ° C in water), %

0.15

Destruction of ozone potential (ODP)

0

Global Warming Coefficient (GWP)

0.13

 

Quality Index

Purity %

≥99.9

Moisture PPm

≤10

Acidity PPm

≤0.1

Evaporation residue PPm

≤100

Appearance

Colorless, not turbid

odor

No smell

 

Packing specification

300g, 340g, 500g, 800g, 1000g; disposable cylinder 30lb/13.6kg, 50lb/22.7kg; recyclable cylinder 400L, 800L, 926L; ISO-tank

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: 日产精品视频| 日本在线高清不卡| 一本久久道| 国内自拍视频一区二区三区| 日本中文字幕网站| 成人黄色在线网站| 日本最黄网站| 国产成人精品午夜二三区| 日本一区二区三区四区在线观看| 99久久精品国语对白| 欧美精品一国产成人性影视| 最新福利网站| 欧美多人三级级视频播放| 69式免费视频| 欧美日韩高清不卡免费观看| k8禁忌美国在线观看| 日韩欧美一及在线播放| 国产精品毛片无码| 天天躁日日躁狠狠躁| 狠狠色噜噜狠狠狠狠色综合久| 香港日本三级在线播放| 久久精品夜夜春| 8x成人永久免费视频| 欧美日韩一卡2卡三卡4卡新区| jizz 大全欧美| 色视视频| 久久成年片色大黄全免费网站| 一级黄色欧美| 欧美三级a| 国产极品尤物| 一级黄色片网| 欧美成人高清在线视频大全| 99视频精品全国在线观看| 日本三级网络| 黄色片网址大全| 久久97精品久久久久久久不卡| 一级视频在线观看完整版| 欧美日韩中文国产一区二区三区| 国产黄网在线| 综合久久久久综合体桃花网| 日本成人一区二区三区|