#r134aUnmoderated tagAll postsTrending CommunitiesSteemitCryptoAcademyNewcomers' Communityআমার বাংলা ব্লগKorea • 한국 • KR • KOSTEEM CN/中文Steem AllianceAVLE 일상WORLD OF XPILARSteem POD TeamBeauty of CreativitySCT.암호화폐.CryptoComunidad LatinaExplore Communities...#r134aTrendingHotNewPayoutsMutedfeigong (25)in #cn • 5 years agoR134a使用注意事项R134a对健康基本无危害，但在受热时分解产生有毒和腐蚀性物质。另外在一定的温度和压力下，气态产品能与空气形成易燃混合物。高温热分解放出有毒和腐蚀性物质：氟化氛、碳氧化物。 产生的危害及急救措施： 吸入：…dean-box (25)in #cn • 5 years agoR134a制冷剂物性及应用现状R-134a（1，1，1，2-四氟乙烷）是一种不含氯原子，对臭氧层不起破坏作用，具有良好的安全性能（不易燃、不爆炸、无毒、无刺激性、无腐蚀性）的制冷剂。R134a的毒性非常低，在空气中不可燃，安全类别为A1，是很安全的制冷剂。…mozes (-2)(1)in #r134a • 7 years agoR134A Refrigerant Industry Size, Market Analysis, Growth, Demand, Share and 2023 ForecastsR134A Refrigerant Market explores effective study on varied sections of Industry like opportunities, market size…robertscholz03 (27)in #r134a • 7 years agoGlobal R134A Refrigerant Market Growth and Forecast Research 2017The Report named “Global R134A Refrigerant Market” serves crucial perceptions into global R134A Refrigerant industry…
