无码精品一区久久久台湾,男人女人天堂AV,成人一级黄色片无码,av一区二区三区一天,97超碰电影

ABOUT US PRODUCTS NEWS CENTER CULTURE CONTACT US 中文版

     Diethylene glycol 

    Diethylene glycol

    Imported Diethylene glycol Yanhua Diethylene glycol Professional wholesale of Diethylene glycol Diethylene glycol Factory outlets
    99.9% Domestic/imported 230kg/drum7800
    CAS No.: 111-46-6
    Molecular formula: C4H10O3
    Molecular weight: 106.12
    Relative density (d 204 ) ≥ 1.118   
    Iron content ≤ 0.2mg/kg   
    Chroma (Pt - Co) ≤ No. 10  
    Acidity (acetic acid) ≤ 100mg/kg   
    Boiling range (0οC, 0.10133MPa)   
    Initial boiling point ≥ 242.0 οC   
    Final boiling point ≤ 250.0 οC   
    Density (20οC): 1.1155~1.1176g/cm3   
    Viscosity: 22.3
    Colorless transparent liquid with no mechanical impurity, the main techical specifications:
       Diethylene glycol ≥ 99.60% (Mass fraction)
       Ethylene glycol ≤ 0.10% (Mass fraction)
       Triethylene glycol ≤ 0.10% (Mass fraction)
    Mainly used as solvent, such as the solvent of nitrocellulose, rubber, resin, grease, paint, medicine, etc. Also can be used as resin plasticizer, tobacco anti-drying agent, fiber lubriant and gas desiccant, etc.


    Copyright(C)2019 , Jinan Shijitongda Chemical Co.,Ltd. All Rights Reserved.  Supported by  ChemNet  ChinaChemNet Toocle Copyright Notice
    免看一片a一级久久久| 美女爱操B| 日本性爱片| 欧洲成人AV| 亚洲最新AV在线网址| 黄色三级片日韩aaa| 97人妻精品| 三级片大香蕉| 日本无码三区| 美女日B大片| 无码A片网| 亚洲Av综合色不卡| 亚洲性爱男人天堂91| 青草久久亚洲无码| 超碰午夜电影| 黄色三级片A片网站| 色色色色色AAA| 草逼逼av一区| 在线网站亚洲日韩AV| 成年人A片| 草草浮力院| 亚洲性爱片| 色五月无码| 一级黄色片国产| av无码网站| 岛国AV资源| 免费观看的AV网站| 爱爱色图| 日韩三四五区| 三级网站绯色| 黄色三级片A片网站| 日韩三级成人| 婷婷五月天激情四射啊| 日本亚洲欧洲免费一级片| 黄色AV电影网站| 99热热热| 亚洲无码一本道| 日韩无码高清a片| 免费无码黄色A级毛片| 有码一区二区三区| www.外国三级片|