Palatinit (Isomalt) is a sugar alcohol which can be obtained by reducing palatinose, and it is used as a low-calorie and anti-decay food additive. It is composed of two isomers, alpha-D-glucopyranosyl-1,6-sorbitol (GPS) and alpha-D-glucopyranosyl-1,6-Mannitol (GPM). SUGAR SP0810, SUGAR SC1011 and SUGAR SZ5532 can separate the isomers.