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title="技術(shù)支持" class=''>技術(shù)支持</a> </li> </ol> </div> </div> </div> <main class="news_list_detail_met_16_1_20 met-shownews animsition left"> <div id="9nnftnd" class="container"> <div id="xfvdrz9" class="row sm0"> <div id="zbvhxjx" class="col-md-9 met-shownews-body" m-id='20'> <div id="zd9jpb3" class="row"> <section class="details-title border-bottom1"> <h1 class='m-0'>片堿最為重要的工業(yè)原料。在生產(chǎn)中用途有哪些？</h1> <div id="rz9vftx" class="info font-weight-300"> <span>2024-01-25 14:31:00</span> <span>admin</span> <span> <i class="icon wb-eye m-r-5" aria-hidden="true"></i> 49 </span> </div> </section> <section class="met-editor clearfix"> <p style="text-indent:37px;text-autospace:ideograph-numeric"><span style=";font-family:宋體;font-size:19px"><span style="font-family:宋體">片堿</span><span style="font-family:Times New Roman">NaOH</span><span style="font-family:宋體">《常用危險化學(xué)品的分類(lèi)及標志</span><span style="font-family:Times New Roman">(GB13690)</span><span style="font-family:宋體">》劃為第</span><span style="font-family:Times New Roman">8.2</span><span style="font-family:宋體">類(lèi)堿性腐蝕品，屬八級危險品，危規編碼：</span><span style="font-family:Times New Roman">1823</span><span style="font-family:宋體">。具有極強腐蝕性。</span></span></p><p style="text-indent:37px;text-autospace:ideograph-numeric"><span style=";font-family:宋體;font-size:19px"><span style="font-family:宋體">片堿遇水放大量的熱，所以日常保存一定注意防水。片堿應儲存于陰涼、干燥、通風(fēng)良好的庫房。應遠離火種、熱源。庫溫不超過(guò)</span><span style="font-family:Times New Roman">35</span><span style="font-family:宋體">℃，相對濕度不超過(guò)</span><span style="font-family:Times New Roman">80%</span><span style="font-family:宋體">。包裝必須密封，切勿受潮。應與易（可）燃物、酸類(lèi)等分開(kāi)存放，切忌混儲。儲區應備有合適的材料收容泄漏物。</span></span></p><p><span style=";font-family:宋體;font-size:19px">片堿的用途</span></p><p style="text-indent:37px;text-autospace:ideograph-numeric"><span style=";font-family:宋體;font-size:19px"><span style="font-family:Times New Roman">1.</span><span style="font-family:宋體">片堿在化學(xué)工業(yè)用于生產(chǎn)硼砂、氰化鈉、甲酸、草酸、苯酚等。</span></span></p><p style="text-indent:37px;text-autospace:ideograph-numeric"><span style=";font-family:宋體;font-size:19px"><span style="font-family:Times New Roman">2.</span><span style="font-family:宋體">片堿在石油工業(yè)用于精練石油制品，并用于油田鉆井泥漿中。</span></span></p><p style="text-indent:37px;text-autospace:ideograph-numeric"><span style=";font-family:宋體;font-size:19px"><span style="font-family:Times New Roman">3.</span><span style="font-family:宋體">片堿主要用于造紙、纖維素漿粕的生產(chǎn)和肥皂、合成洗滌劑、合成脂肪酸的生產(chǎn)以及動(dòng)植物油脂的精練。</span></span></p><p style="text-indent:37px;text-autospace:ideograph-numeric"><span style=";font-family:宋體;font-size:19px"><span style="font-family:Times New Roman">4.</span><span style="font-family:宋體">片堿在紡織印染工業(yè)用作棉布退漿劑、煮煉劑和絲光劑。</span></span></p><p style="text-indent:37px;text-autospace:ideograph-numeric"><span style=";font-family:宋體;font-size:19px"><span style="font-family:Times New Roman">5.</span><span 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