日本A V黄色_97超碰精品在线_一牛av在线看_大香蕉在线资源视频

日本A V黄色_97超碰精品在线_一牛av在线看_大香蕉在线资源视频

日本A V黄色_97超碰精品在线_一牛av在线看_大香蕉在线资源视频_一级无码成人伦理_久久黄色电影网站_天堂AV成人电影

<tfoot id="eewsh"><var id="eewsh"></var></tfoot>
  • <sub id="eewsh"></sub>
  • <sub id="eewsh"><code id="eewsh"><rp id="eewsh"></rp></code></sub>
  • Shanghai Holdenchem CO.,Ltd.

    上海浩登材料股份有限公司

    Shanghai Holdenchem CO.,Ltd.

    Supplier of special and functional chemicals

    Supplier of Fortune 500 companies

    Mobile version_Shanghai Holdenchem CO.,Ltd.

    Categories

    Contact us

    Shanghai Holdenchem Co., Ltd.
    Hotline: 400-011-7633
    Fax: +86-21-62112613
    E-mail: sales@holdenchem.com

    Polyurethane catalyst

    Imidazole

    CAS NO. 288-32-4
    Alias 1,3-diazolyl; m-diazoene; glycoline; IMZ; 1,3-dicyclopentadiene; 1,3-diazacyclopentadiene; 1,3-diaza Molecular; 1,3-diaza-2,4-cyclopentadiene
    Molecular formula

    C3H4N2

    Molecular weight 68.0773
    Structural formula Imidazole
    System number

    Quality standard: Q/320922CALE004—2013
    H.S Code: 29332900
    UN number: 3263
    Dangerous goods grade: 8
    Packing category: III

    Properties

    This product is white prismatic or flaky crystal, soluble in water, alcohol, slightly soluble in benzene, insoluble in petroleum ether, toxic, irritating and corrosive to skin and mucous membrane.

    Index name Index
    Appearance White prismatic crystal or flaky
    Assay ≥99.0%(GC)
    Moisture ≤0.5%
    Storage 500kg/bag,25kg/drum or bag. It should be stored in cool and dry warehouses. Keep it away from toxic substance. During transportation, please handle it with care to protect its package complete since it has quite high mositure absorbility.
    Application It can be used in imidazole antifungal drug: miconazole, econazole, clotrimazole and ketoconazole. It is also the intermediate of ardiovascular drug, ingredient of perservative and curing agent of epoxy resin.
    Purchase Products
    Hotline:400-0117-633
    Product name :
      *
    Company:
      *
    Name:
      *
    Tel:
      *
    E-mail:
      *
    Messages:
    Verify:
    點(diǎn)擊刷新

    GO
    TOP

    日本A V黄色_97超碰精品在线_一牛av在线看_大香蕉在线资源视频
    <tfoot id="eewsh"><var id="eewsh"></var></tfoot>
  • <sub id="eewsh"></sub>
  • <sub id="eewsh"><code id="eewsh"><rp id="eewsh"></rp></code></sub>
  • 少妇AV激情| 国产A片免费| 国产成人综合电影| 欧美A片在线观看| 亚洲中文aV日韩在线| 伊人小视频| 亚洲乱无码| 久操手机在线综合| 特级黄色片看看| 高清无码91| 国产永久av| 干干草草123| a无码黄色片| av免费在线观看07| 超碰午夜电影| 国产AV手机版| 一本大道久久久综合精品| 高清无码一区| 青青草偷拍视频1| 国产激情视频| 无码成人一区二区| 一级免费毛片| 日韩成人区| 日韩剌激无码| 亚洲三级不卡顿| 欧美一区二区在线观看| 超碰97人人操人人干| 日韩无码91久久视频| 大香蕉欧美性| 麻豆九九九九| 1级无吗黄色片| 99偷拍久| av新在线| 一级片无码| 日本A级美女视频| 校园AV天堂资源| 特黄色AAAAA| 成人特黄一级视频| 人人操人人看人人摸| av免费在线观看07| 就要免费av|