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</p> <p> 相对密度2.679 </p> <p> 有吸潮性。溶于乙醚等溶剂中,不溶于醇。在é…怸­çš„溶解度比水中大。在¼„±æ¶²ä¸­åˆ†è§£ï¼Œç”Ÿæˆæ°ŸåŒ–物及二氧化硅 </p> <p> 灼热(300oC)后,分解成氟化钠和四氟化¼‹…。有毒! </p> 氟化钠äñ”品用途:氟化钠是一¿Ué‡è¦çš„氟盐åQŒä¸»è¦ç”¨ä½œé‡‘属冶点{€æ€è™«å‰‚、陶瓷颜料、木材防腐剂、水处理剂、轻金属氟盐电解助溶剂,核工业中用作UF3吔R™„剂以及制造其他氟化物原料åQŒæªç“·åŒ»è¯å·¥ä¸šç­‰æ–šw¢ä¹Ÿæœ‰åº”用。木材工业中作防腐剂åQ›è€é…¸æ°´æƒ”的吸湿剂。用作玻璃和搪瓷的äã^白剂åQ›å†œè¯å·¥ä¸šä¸­ç”¨äºŽåˆ‰™€ æ€è™«å‰‚åQ›å¤©ç„¶äã^胶制品中用作凝固剂、电镀锌、镍、铁三元镀层中用作æ·ÕdŠ å‰‚,˜q˜ç”¨ä½œå¡‘料填充剂。此外,˜q˜ç”¨äºŽåˆ¶è¯å’Œé¥®ç”¨æ°´çš„氟化处理åQŒåŠåˆ‰™€ äh造冰晶石和氟化钠ã€?nbsp;无色发亮晶体或白色粉末。相对密åº?.558。熔ç‚?93<img src="file://C:\Users\pc\AppData\Roaming\Tencent\QQ\Temp\C3F24E9D71444D7CB03C30361625E2C9.png" />åQŒæ²¸ç‚?695<img src="file://C:\Users\pc\AppData\Roaming\Tencent\QQ\Temp\C98D0D24F56141B7AA5381649B58F72F.png" />åQŒå¾®æº¶äºŽé†‡ï¼›æº¶äºŽæ°´ã€æ°´æº¶æ¶²å‘ˆç¢±æ€§ï¼Œèƒ½è…èš€çŽÈ’ƒåQŒæº¶äºŽæ°¢æ°Ÿé…¸è€Œæˆæ°ŸåŒ–氢钠。有毒,有腐蚀æ€?nbsp;主要用于机械刀片和刨刀的镶钢以增强焊接强度åQŒè½»é‡‘属冶炼、精炼和保护层,焊接助熔剂,其次用作木材防腐剂,酉K€ ä¸šæ€èŒå‰‚åQŒå†œä¸šæ€è™«å‰‚åQˆé¡»æŸ“上蓝色åQ‰å‰‚åQŒé¥®æ°´çš„氟处理剂ã€?br /> 物化性质åQšæ— è‰²å‘亮晶体或白色¾_‰æœ«åQŒæ¯”é‡?.25åQŒç†”ç‚?93摄氏度沸ç‚?695摄氏度。溶于水、氢氟酸åQŒå¾®èžäºŽé†‡ã€‚水溶液星呈弱减性,溶于氢氟酸而成氟化氢钠åQŒèƒ½è…èš€çŽÈ’ƒã€?nbsp;<br /> 主要用途:涂装工业中作¼‚·åŒ–促进剂,使磷化液½E›_®šåQŒç£·åŒ–细化,改良¼‚·åŒ–膜性能。铝及其合金¼‚·åŒ–中封闭具有危å®Ïx€§å¾ˆå¤§çš„负催化作用的Al3+åQŒä‹É¼‚·åŒ–™åºåˆ©˜q›è¡Œæœ¨æé˜²è…å‰‚、农业杀虫剂、酿造业杀菌剂、医药防腐剂、焊接助焊剂、碱性锌酸盐镀锌添加剂及搪瓗÷€é€ çº¸ä¸šç­‰ã€?nbsp; </p> <p> <img src="http://cmsimgshow.zhuchao.cc/33663/201807061531199033366359502.jpg" alt="" /> </p></p> <div class="pagess"> <span>上一½‹?a href="/supply/52.html">氧化铬绿</a></span> <span>下一½‹‡ï¼š<a href="/supply/49.html">二氧化硒</a></span> </div> <div class="info_key">相关标签åQ?a href='/key.aspx?k=%b2%a3%c1%a7%d4%ad%c1%cf'>çŽÈ’ƒåŽŸæ–™</a>,<a href='/key.aspx?k=%b7%fa%bb%af%c4%c6%bc%db%b8%f1'>氟化钠ä­hæ ?/a>,<a href='/key.aspx?k=%b7%fa%bb%af%c4%c6%c5%fa%b7%a2'>氟化钠批å?/a>,</div> <div class="info_key">来源åQ?a href='http://www.nkwotu.live/supply/50.html'>http://www.nkwotu.live/supply/50.html</a></div> <div class="info_key">发布旉™—´åQ?018/7/6 0:00:00</div> </div> </div> </div> <div class="clear"></div> <div class="cateslist"> <dl> <dt>相关产品</dt> <dd> <div class="img"> <a href="/supply/64.html" title="金川氧化é’? 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