• <tt id="9beu4"></tt>
    
    

    <xmp id="9beu4">
    1. <button id="9beu4"></button>
      1. 日韩一区精品视频一区二区,久久夜色撩人精品国产小说,日韩精品中文字幕无码一区,成年女人免费视频播放体验区,久久久久国产精品熟女影院,99久久国语露脸精品国产,亚洲中文字幕无码av在线,国自产拍偷拍精品啪啪模特
        China Heptafluoropropane(HFC227ea) Extinguishant - China Supplier
        China Heptafluoropropane(HFC227ea) Extinguishant - China Supplier

        Heptafluoropropane(HFC227ea) Extinguishant

        Price:Negotiable
        Industry Category:
        Product Category:
        Brand:
        Spec:


        Contact Info
        • Add:No 188 xinggang Road ,Lingang industrial park,binhai devop zone,weifang city, Shandong ,China, Zip: 261000
        • Contact: Bill
        • Tel:+86-536-2081155
        • Email:sdocean@sdoceanchem.com

        Other Products

        Description
        Additional Information

        1.Physical property
        Under normal temperature and pressure, heptafluoropropane(HFC227ea) is a kind of colorless gas, and is a compressed liquefied gas to be stored in cylinders.

        Formula :CF3CHFCF3
        Molecular weight:170
        B.p. oC:-16.4
        Vapor pressure (20oC), MPa abs: 0.391
        Liquid density (20oC), kg/m3:1407
        Saturated vapor density (20oC)kg/m3 :31.176
        ODP:0
        Fire-extinguishing concentration in cup burner, %(v/v):5.8
        Least designing concentrations for extinguishing fire, %(v/v:7
        NOAEL:9.0

        2.Quality Index of Product
        ISO:14250-9.
        Purity, %(v/v) ≥:99.6
        Water, mg/kg  ≤ :10
        Acidity(as HF), mg/kg ≤:1
        Residue on evaporation, %(m/m) ≤:0.01
        Suspending substance or deposition:invisible

        3.Main usage:Heptafluoropropane (HFC227ea) extinguishant is an ideal substitute of Halon 1301, and is clean, low poisonous, and has a good fire-protecting effect. It is mainly used in total-flood extinguishing system.

        4.Packing:Filled in cylinders, each 400, 500, 800, 900, 1000kg net, or as demanded by user. And also shipped by ISO containers or tanks. Its category of dangerous goods is 2.2, and its packing category is II.

        5.Security:The filled cylinder is under pressure, and ought to be avoided bumping, falling,  exposure and heat source during transport and storage.

        Industry Category
        Product Category
        Brand:
        Spec:
        Stock:
        Origin:
        About Toocle.com - Partner Programme - Old Version
        Copyright ? Toocle.com. All Rights Reserved.
        (浙)-經營性-2023-0192
        主站蜘蛛池模板: 少妇粗大进出白浆嘿嘿视频| 亚洲综合一区二区三区不卡| 自拍偷在线精品自拍偷99| 亚洲一区黄色| 精品国产午夜福利在线观看| 熟女精品视频一区二区三区| 狠狠噜天天噜日日噜视频麻豆| 万荣县| 无遮挡午夜男女xx00动态| 永久免费无码成人网站| 亚洲阿v天堂网2021| 人妻夜夜爽天天爽三区丁香花| 国产丰满乱子伦无码专区| 成人午夜伦理在线观看| 在线国产精品中文字幕| 忘忧草影视| 一本色道久久88亚洲综合| 国产成人啪精品午夜网站| AV最新高清无码专区| 国产麻豆剧果冻传媒一区| 上思县| 激情综合五月网| 国产老女人免费观看黄A∨片| 虎白女粉嫩尤物福利视频| 国产怡春院无码一区二区| 人妻激情偷乱视频一区二区三区| 欧洲精品色在线观看| 麻豆国产黄色一级免费片| 亚洲一区精品伊人久久| 国产精品日日摸夜夜添夜夜添2021 | JIZZJIZZ国产| 永久免费无码国产| 国产中文字幕日韩精品| 一级女性全黄久久生活片| 性动态图无遮挡试看30秒| 永久无码天堂网小说区| 亚洲夜夜欢一区二区三区| 国产成人精品午夜2022| 国产伦一区二区三区久久| 亚洲国产欧美一区二区好看电影 | 亚洲精品久综合蜜|