![](http://img4.cpooo.com/files/201208/02/p/19/519307_1343884751.jpg)
三***
Cas号123-63-7Beilstein80142分子式C6H12O3分子量132.16别名仲***,***外观Appearance无色至淡***液体红外光谱鉴别InfraredspectrometryConforms核磁ProtonNMRspectrumConformstoStructure纯度Purity≥99.0%(GC)相对密度Specificgr***ity(20/20°C)0.9910-0.9960折光率Refractiveindexn20/D1.4030-1.4060水分Water<0.03%(K.F.)游离酸Freeacid(CH3COOH)<0.5%(titr.))