Cas号95-50-1Beilstein606078分子式C6H4Cl2分子量147.00别名1，2-二***外观Appearance白色透明至微***液体红外光谱鉴别Infraredspectrometry和对照品匹配纯度Purity≥99.9%(GC)比重Specificgr***ity(20/20°C)1.3060-1.3100折光率Refractiveindexn20/D1.5500-1.5530)