Cas号95-75-0Beilstein1931687分子式C7H6Cl2；CH3C6H3Cl2分子量161.03别名1,2-二氯-4-***外观Appearance无色透明至微***液体红外光谱鉴定Infraredspectrometry和对照品匹配纯度Purity≥99.9%(GC)折光率Refractiveindexn20/D1.5470-1.5490比重Specificgr***ity(20/20)1.2530-1.2590)