Summarize the status and developing trends of extract technology of vanillin at home and abroad at present .
综述了目前国内外香兰素萃取分离技术的现状及发展趋势。
Nothing could stand in the way of the world 's desire for vanilla ( a known aphrodisiac ) , and scientists went into overdrive creating synthetic vanillin ( a by-product of petroleum production , ironically ) and using hydroponics to create vanilla in environments other than off the coast of africa .
