• <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 1,1,1,2-Tetrafluoroethane - China Supplier

        1,1,1,2-Tetrafluoroethane

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


        Contact Info
        • Add:No. 2-1316, Lishi·Luxembourg Jiangdong Road, Kechen West District, Quzhou, Zhejiang, Zip: 324000
        • Contact: Young
        • Tel:+86-570-2985588 / 2985568 / 2985598 / 2985558
        • Email:sales@youngtimechem.com

        Other Products

        Description
        Additional Information

        CAS No.: 811-97-2

        Molecular formula: CH2FCF3

        Molecular weight: 102

        RTECS No.: KI8842500

        HS No.: 2903399000

        UN No.: 3159

        Hazard cargo No.: 22039

        IMDG Page: 6103

        I.Physicochemical properties:

        1. Appearance and property: Colorless transparent heavy liquid, easy to volatile, with special odor.

        2. Freezing point : -103°C

        3. Boiling point: -26.1°C

        4. Liquid weight (D20°): 1.206

        5. Solubility: 0.15 G/L (20°C)

        6. Critical temperature: 101.1 °C

        7. Critical pressure: 4.05MPa.

        8. Critical density : 515.3g/cm3

        9. Vapor pressure: 666.1KPa (25°C)

        10. GWP:0.13

        11. ODP: 0 

        II. Usage

        R-134a is the most commonly used low and medium temperature ecological refrigerant, for the excellent performance of HFC-134a, it is the most effective and safe substitute of CFC-12, it is used in the fields using R12 refrigerant, including: refrigerator, water dispenser, automotive air conditioning, dehumidifier, industrial refrigeration, and other equipment, it is also applied in aerial fog propellant, medical aerosol, insecticide propellant, etc.

        III. Quality standard

        Item

        Superior

        First class

        Purity ≥ (m/m) %

        99.95

        99.90

        Acidity (Calculated by HCI) ≤(m/m)ppm

        0.1

        1

        Moisture ≤(m/m)ppm

        5

        10

        Residue after evaporation≤ (v/v) ppm

        100

        100

        Non-condensable gases ≤25°C (v/v) %

        1.5

        1.5

        Chloride content

        Qualified

        Qualified

        Appearance

        Colorless transparent liquid

        Colorless transparent liquid

        IV. Packing, storage and transportation

        Hazard rank: 2.2 type gas

        Hazard cargo packing mark: 15

        Packing type: III

        Packing: Can 220g, 250g, 280g, 300g, 340g, 500g, 800g, 1000g; disposable steel cylinder 30lb/13.6kg, 50lb/22.7kg; recycled steel cylinder 400L, 800L, 926L, 1000L; ISO-TANK. Filling ratio is smaller than 1.04Kg/L.

        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: 国产精品综合一区二区三区| 亚洲人妻精品中文字幕| 女人被狂躁的高潮免费视频 | 成人拍拍拍无遮挡免费视频| 一二三四中文字幕日韩乱码| 天天爽夜夜爱| 亚洲中文字字幕精品乱码| 亚洲av国产成人精品区| 免费a级毛片18以上观看精品| 大悟县| 这里只有精品在线播放| 国产亚洲欧洲av综合一区二区三区| 国产精品无码素人福利不卡| 日韩高清亚洲日韩精品一区二区| 国内精品卡一卡二卡三| 一区二区三区四区亚洲自拍| 又爽又黄又无遮挡的激情视频| 国产精品国语对白露脸在线播放 | 自拍偷自拍亚洲精品熟妇人| 国产在线播放专区av| 人妻中文字幕不卡精品| jlzz大jlzz大全免费| 亚洲色最新高清AV网站| 香蕉EEWW99国产精选免费 | 国产成人AV一区二区三区在线 | 日本中文字幕久久网站| 亚洲 欧美 综合 在线 精品| 精品国产乱码久久久久APP下载| h无码精品动漫在线观看| 国产精品高清中文字幕| 中国老熟妇自拍hd发布| 欧美日本精品一本二本三区| 亚洲av伦理一区二区| 国产成人精品一区二区| 思热99re视热频这里只精品| 久国产精品韩国三级视频| 一区二区三区久久精品国产| 欧美成人精品一区二区三区免费| 池州市| 亚洲综合在线亚洲优优色| 日韩精品不卡一区二区三区|