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$(this).css({"color":"#1479d7","border-bottom-color":"#1479d7"}); }); }); </script>  <div class="cpjj"> <p>1.本产品采用催化氧化多次插层工艺制备，单层石墨烯片的尺寸在3-5?m之间，高分辨照片显示80%以上的石墨烯片为单层，选区电子衍射表明石墨烯的结晶性良好（检测报告由中国科学院上海硅酸盐研究所无机材料分析测试中心提供）。该产品具有高纯度、高导电率以及高导热率等优点，可根据客户需求实现公斤级供应、�/p><p>3. 产品包装<br/>塑料瓶装、铝塑袋裄�br/>4. 安全注意事项<br/>�?）本产品为蓬松粉末，易产生扬尘，使用时请注意防护，避免吸入；<br/>�?）本产品应避光密封保存于干燥环境中；<br/>�?）在运输过程中，禁止与坚硬物混装，严禁抛掷，轻装轻卸、�br/></p><p></p> </div>  <div class="cxd"> <div class="cxd_tit"><span></span>创新炸�/div> <p style=" color: #333; font-size: 14px; margin: 10px 0 0; line-height: 26px;"> 暂无数据� </p> </div>  <div class="xgfa"> <div class="xgfa_tit"> <div> <span></span>相关方案 </div> </div> <div class="xgfa_box" style="display: block;"><div style="padding:10px;">暂无相关方案、�/div> </div> </div> <script> $(function(){ // 切换 $(".xgfa_tit_ul li").hover(function(){ $(".xgfa_tit_ul li").css({"color":"#4F5862","border-bottom-color":"transparent"}); $(this).css({"color":"#1479d7","border-bottom-color":"#1479d7"}); var _index = $(this).index(); 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