<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
    Aromatic hydrocarbons and olefin reference materials for petrochemical industry (5 kinds) 1-10ug/ml 5ml
    Aromatic and Alkane Mixed Reference Materials for Petrochemical Industry (8 Kinds) 44110 5ml
    Aromatic and Alkane Mixed Reference Materials for Petrochemical Industry (9 Kinds) 44110 5ml
    Mixed Standard Samples of Hydrocarbons and Hydrocarbons in Petroleum (5 Kinds) 44110 5ml
    Reference Materials for Bromine Valence Determination (4 Kinds) 10ug/ml 100ml
    Watanabe Red 0.1 mg/ml 50ml
    Sunset yellow 0.1 mg/ml 50ml
    Orchid orchid 0.1 mg/ml 50ml
    Sodium cyclohexylaminosulfonate standard solution 10ug/ml 50ml
    Benzoic acid, sorbic acid and saccharin mixed standard sample 10-100ug/ml 50ml
    Benzoic acid and sorbic acid mixed standard sample 10-100ug/ml 50ml
    Sodium saccharin (sweetener) 0.1 mg/ml 50ml
    Sorbic acid 0.1 mg/ml 50ml
    Benzoic acid (preservative) 0.1 mg/ml 50ml
    Red bright red 0.1 mg/ml 50ml

    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>
  • 亚洲视频一区二区三区| 无码国产精品中文字幕一级区| 一区二区三区精品视频| 日韩无码中文字幕亚洲| 久久婷婷午夜精品二区| 欧美一区二区在线| 国产无码免费精品一级片| 丰满少妇一区二区三区在线| 99热在线日韩精品免费| 人妻自慰流白浆一区二区三区| 免费在线看中国AV| 人人爽夜夜爽天天喷水| 又黄又粗又爽免费观看| 免费人妻无码不卡中文18禁| 亚洲av无码乱码在线观看性色| 国产精品视频综合区| 乱人伦无码视频免费播放| 日本电影中文字幕一区久久久久久久看| 亚洲色大成网站www久久| 伊人成人久久精品综合| 伊人中文字幕亚洲精品| 中文字幕大香视频蕉无码日韩| 人妻少妇久久中文字幕电影| 国产又色又爽又黄在线观看视频| 97超级碰碰碰人妻中文| 亚洲AV乱码一区二区三区女同| 性爱AⅤ国产无码在线观看|