CHARACTER WHITE OR ALMOST WHITEPOWDER OF CRYSTALLINITY MELTING RANGE IT SHOULD BE 173~179℃ SPECIFIC ROTATION IT SHOULD BE +76°~+83° IDENTIFICATION CONFORM TO THE STIPULATION RELATED SUBSTANCES ANY INDIVIDUAL IMPURITY MUST BE NOT MORE THAN 0.2% THE SUM OF ALL IMPURITIES MUST BE NOT MORE THAN 0.3% LOSS ON DRYING IT SHOULD BE NOT MORE THAN 3.5% ASSAY IT SHOULD CONTAIN 97.0~103.0% OF C18H24O2 CALCULATED ON DRIED BASIS