海量資源,盡在掌握
 【別名】氨基二甲烷?!纠砘誀睢慷装穂(CH3)2NH,CH7N]為無(wú)色液體或氣體,常溫下為氣體,低濃度時(shí)有魚腥味,高濃度時(shí)有氨味,25%水溶液:溶于醇和醚。有揮發(fā)性。分子量45.08,沸點(diǎn)6.88℃,相對(duì)密度0.6865(-6℃時(shí)),凝固點(diǎn)-92.2℃,閃點(diǎn)-17.7℃?!?nbsp; (共 1368 字) [閱讀本文] >>