亚洲日韩欧美综合-亚洲日韩欧美一区二区在线-亚洲日韩欧美视频-亚洲日韩精品欧美一区二区-国产欧美日韩综合

制冷劑R50甲烷

 
 
單價 1.00 / 公斤對比
銷量 暫無
發貨 浙江杭州市付款后3天內
庫存 1000公斤起訂1公斤
品牌 國產
型號 r50
規格 多大包裝都可以
過期 長期有效
更新 2017-03-06 10:28
 

杭州東翔制冷技術有限公司

企業會員第15年
資料未認證
保證金未繳納
詳細說明
18606508658標編號 21007 CAS號 74-82-8 中文名稱 甲烷 R50 英文名稱 methane;Marsh gas 別 名 沼氣 分子式 CH4 外觀與性狀 無色無臭氣體 分子結構: 甲烷分子是正四面體形分子、非極性分子。晶體類型:分子晶體(sp3雜化)分子量 16.04 蒸汽壓 53.32kPa/-168.8℃ 閃點:-188℃ 熔 點 -182.5℃ 沸點:-161.5℃ 溶解性 微溶于水,溶于醇、** 密 度 相對密度(水=1)0.42(-164℃);相對密度(空氣=1)0.55 穩定性 穩定 主要用途 用作燃料和用于炭黑、氫、乙炔、甲醛等的制造
舉報收藏 0評論 0
更多>本企業其它產品
抑郁癥,強迫癥,焦慮癥,社交恐懼癥 心理疾病 制冷劑英力士R410a 制冷劑霍尼韋爾R407c 制冷劑R141b(二氯氟乙烷) 混合制冷劑R508b 制冷劑英利士r22 制冷劑英力士R404a 制冷劑R500
 
主站蜘蛛池模板: | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |