The recovered hydrogenate has more impurity, so a new purification method was usedwhichsettl-ed the tail peak problem in finished Doxycycline Hyclate.

采用向盐酸多西环素精制母液中加5-磺基水杨酸和水的法,精制母液中回出氢化物,并确佳配比。

The synthetic conditions and surface properties of disodium sulfosuccinate monoester of polyoxylethylene abietate(DSMPA) were investigated in the paper.

考察松香酸聚氧乙烯酯磺基琥珀酸单酯二钠盐的合成工艺条件,并测合成产物的表面化学性能。