<dl id="y2k4u"><nav id="y2k4u"></nav></dl>
  • <dfn id="y2k4u"></dfn>
    <rt id="y2k4u"></rt>
  • Hotline:
    +86-22-85689619

    Products

    Product name Specifications Packing Unit price / yuan
    Ethyl acetate standard solution
    Stearic acid standard solution
    N-propanol standard solution
    N-butanol standard solution
    Neutral red labeled solution
    Ethyl carbamate standard solution
    Ammonia triacetic acid standard solution
    Benzotriazole standard solution
    Benzene, carbon disulfide and thiophene mixed standard 5ml (3ppm)
    Propionic acid standard solution
    Glacial acetic acid labeling
    Glacial acetic acid-triethylamine mixture 500ml
    Mixed standard of eight alcohols
    Benzene-n-hexane mixed standard 5ml
    Hypochloric acid standard solution
    4275 Records First 4041424344 285

    Contact us

    TEL:+86-22-85689619

    Contact: Carter Cao.
    Tel/fax: +86-13802127750, +86-18622107711
    Technical consultant:Peng.Zhao     TEL:001(651)283-9609
    Email : cartercao@hotmail.com 

    Mobile

    Moblie

    Copyright(C)2020,Tianjin Guangfu Fine Chemical Research Institute All Rights Reserved. Supported by ChemNet ChinaChemNet Toocle Copyright Notice

    中文字幕人妻天堂无码专区,性感少妇综合网,国产黄色视频免费,国产三级视频在线观看网址
    <dl id="y2k4u"><nav id="y2k4u"></nav></dl>
  • <dfn id="y2k4u"></dfn>
    <rt id="y2k4u"></rt>
  • 亚洲中文字幕自拍a人片| 国产精品V日韩精品| 人妻精品久久中文字幕| 精品无码一二三四区| 2020久久国产精品爱| 日韩中文字幕有码在线| 亚洲午夜福利在线视频| 国产成人a亚洲精品| 丰满熟妇在线精品无码视频| 国产A∨免费精品视频| 亚洲中文字幕在线天天更新| 亚洲av片不卡无码久久欣赏网| 久久精品视频香港| 国产av无码专区亚洲八aⅴ| 亚洲精品国自产拍在线观看| 欧美一级艳片视频免费观看| 亚洲精品网站在线播放gif| 亚洲一级黄色网站电影| 欧美freesex交免费视频| 亚洲日本中文字幕在线| 92午夜福利免费少妇一区| 性国产精品| 欧美中文字幕制服丝袜在线| 色欧美88888久久久久久影院| 亚洲不卡av不卡一区二区| 无码人妻综合一区二区| 国产成人免费资源在线播放|