<button id="eiezk"><video id="eiezk"></video></button>
      <fieldset id="eiezk"></fieldset>
      <acronym id="eiezk"><small id="eiezk"></small></acronym>
    1. <dl id="eiezk"><dfn id="eiezk"><meter id="eiezk"></meter></dfn></dl>
      <acronym id="eiezk"><address id="eiezk"></address></acronym>
        <source id="eiezk"><pre id="eiezk"></pre></source>

        產(chǎn)品名稱 Inorganic and Organic Chemistry Model Set
        產(chǎn)品貨號(hào) 0047
        產(chǎn)品價(jià)格 現(xiàn)貨詢價(jià),電話:010-67529703
        產(chǎn)品規(guī)格
        產(chǎn)品品牌 vwr
        產(chǎn)品概述
        產(chǎn)品詳情
        Excellent for Lessons on Structure and Bonding.

        • Help student visualize advanced topics
        • Workbook included

        Students will enjoy this overview of inorganic and organic chemistry as they build three-dimensional models. This model set contains plastic straw “bonds,” and a wide variety of more than 380 atom centers, plus a workbook covering organic molecules at a more advanced level. Topics including optical isomerism, multiple bonds, functional groups, ring structures, polymers, and complex ions will be easier for students to understand as they work with this colorful set.

        Caution: WARNING:?Choking hazard. Small parts. Not for children under 3 years.

        產(chǎn)品資料
        <button id="eiezk"><video id="eiezk"></video></button>
            <fieldset id="eiezk"></fieldset>
            <acronym id="eiezk"><small id="eiezk"></small></acronym>
          1. <dl id="eiezk"><dfn id="eiezk"><meter id="eiezk"></meter></dfn></dl>
            <acronym id="eiezk"><address id="eiezk"></address></acronym>
              <source id="eiezk"><pre id="eiezk"></pre></source>

              九九九国产,孕妇H圆房~H嗯啊呻吟动漫,精品国产97 .. | 小视频操逼,女人18片毛片90分钟免费,豆花视频官方网站免费 | 精品人妇一区二区三区,国产精品美女在线,久久21 | 88精品,吃奶边添边摸边做边爱文章,www.青青草 | 污视频网站在线观看,年轻的老师大胸4,欧美a在线视频 | 青青草狠狠干,chinesespanking国产调教打屁股2,天天性爱网 操13,国产精品亚,97香蕉视频 | a 天堂8在线资源,成人亚洲高清,成年美女黄网站色大免费看 插日本美女,日韩无码啪啪,欧美男女操逼视频 | 天天干天天日天天干,国产视频1区,亚洲无码久久 | 五月天丁香花,办公室美妇疯狂叫声浪吟,色五月婷婷基地 | 超逼网,国产吞精囗交高潮,变态另类TS人妖一区二区 |