重质碳酸钙超细粉325�?参数-价格-中国粉体罐�/title>

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} }); function showliuyan(me, showtype){ if(showtype==0){ //$("#Content").val($("#Content").attr('placeholder')); Content= document.getElementById('PopMsgFrom').Content.getAttribute('placeholder'); document.getElementById('PopMsgFrom').Content.value=Content; } if(showtype==1){ // $("#Content").val($(me).text()); alert($(me).text()); document.getElementById('PopMsgFrom').Content.value=$(me).text(); } $(".fxp").css("display","flex"); } function close_popwin(){ $(".fxp").css("display","none"); // 关闭虚拟电话后的留言� $(".dhxj").css("display","none"); $(".dhxjbox").css("display", "none"); $(".dhxjbox2").css("display", "none"); return false; } </script>  <div class="cpjs"> <div class="cpjs_tab"> <div class="js_cpjj" style="border-bottom: 3px solid #1479d7; color: #1479d7;">产品介绍</div> <div class="js_cxd">创新炸�/div> <div class="js_xgfa">相关方案</div> <div class="js_xgzl">相关资料</div> <div class="js_yhpl">用户评论</div> <div class="js_gsdt">公司动�?/div> <div class="js_wsj">问商宵�/div> </div> <script> $(function(){ // 切换 $(".cpjs_tab a").click(function(){ $(".cpjs_tab a").css({"color":"#4F5862","border-bottom-color":"transparent"}); $(this).css({"color":"#1479d7","border-bottom-color":"#1479d7"}); }); }); </script>  <div class="cpjj"> <p><img src="https://img1.cnpowder.com.cn/img/daily/2020/12/24/165326_439597_procont.jpg" style="" title="165326_439597_procont.jpg"/></p><p><img src="https://img1.cnpowder.com.cn/img/daily/2020/12/24/165326_454565_procont.jpg" style="" title="165326_454565_procont.jpg"/></p><p><img src="https://img1.cnpowder.com.cn/img/daily/2020/12/24/165326_450174_procont.jpg" style="" title="165326_450174_procont.jpg"/></p><p>碳酸钙的化学分子式为CaCO3，碳酸钙的晶体主要包括方解石和正交文石。常温常压下方解石稳定，文石准稳定，目前以方解石为主、�/p><p>当方解石被加热到898°C,碳酸钙分解成氧化钙和二氧化碳</p><p>当方解石被加热到898℃，文石被加热到825℃时，碳酸钙分解成氧化钙和二氧化碳；碳酸钙与所有的强酸反应，产生水和相应的钙盐(如氯化钙CaCl2)，同时产生二氧化碳；空气饱和碳酸钙水溶液(25�?的浓度积�?.8E-9，溶解度�?.0014；碳酸钙水溶液的pH值为9.5~10.2；空气饱和碳酸钙水溶液的pH值为8.0~8.6。碳酸钙无毒、无臭、无刺激性，通常为白色，相对密度�?.7~2.9。莫氏硬度方解石�?，文石为3.5~4。方解石具有三组菱面体完全解理，文石亦具有解理。重质碳酸钙的沉降体积：1.2~1.9ml/g，比表面积为1m2/g左右；重质碳酸钙由于颗粒大、表面光洁、比表面积小，因此吸油值较低，�?8ml/100g左右、�/p><p>重质碳酸钙在空气中稳定。几乎不溶于水，不溶于醇。遇稀醋酸、稀盐酸、稀硝酸发生泡沸，并溶解。加热到898℃开始分解为氧化钙和二氧化碳、�/p><p><br/></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(); $(".xgfa_box").css("display","none"); $(".xgfa_box").eq(_index).css("display","block"); }); }); </script>  <div class="xgzl"> <div class="cxd_tit"><span></span>相关资料</div> <div class="xgzl_box"><div style="padding:10px;">暂无数据、�/div> </div> </div>  <div class="yhpl"> <div class="cxd_tit"><span></span>用户评论</div> <form id="FormComments" action="" method="post" onsubmit="return false"> <input name="SaveProComments" id="SaveProComments" type="hidden" value="yes" /> <input name="ProductID" id="ProductID" type="hidden" value="173786" /> <input name="ProQuality" id="ProQuality" type="hidden" value="10" /> <input name="ProService" id="ProService" type="hidden" value="10" /> <input name="ProUsability" id="ProUsability" type="hidden" value="10" /> <input name="ProCostperformance" id="ProCostperformance" type="hidden" value="10" /> <div class="yhpl_pf"> <div> <p>产品质量</p> <div><span id="Quality" class="stars star10"></span><span id="Quality_Val" class="ScoreVal" curScore="10">10刅�/span></div> </div> <div> <p>售后服务</p> <div><span id="Service" class="stars star10"></span><span id="Service_Val" class="ScoreVal" curScore="10">10刅�/span></div> </div> <div> <p>易用�?/p> <div><span id="Usability" class="stars star10"></span><span id="Usability_Val" class="ScoreVal" curScore="10">10刅�/span></div> </div> <div> <p>性价毓�/p> <div><span id="Costperformance" class="stars star10"></span><span id="Costperformance_Val" class="ScoreVal" curScore="10">10刅�/span></div> </div> </div> <div class="yhpl_pftit">评论内容</div> <textarea name="Comments" id="ProComments" onfocus="checklogin();" placeholder="分享产品使用经验/采购评价（不超过500字）">