1.Limonene needed in recycling foamed polystyrene was extracted from the ear of schizonepeta tenuifolia using ligroin.
本文研究荆芥穗中提取回收聚苯乙烯所需柠檬烯,其方法萃取。
2.Limonene: Occurs in various oils such as Levant wormseed oil, pine needle oil and other oils.
出现在各种油如Levant土荆芥油、松针油和其他油中。
3.Moreover, those impurities, as menthone, isomenthone, limonene, 1, 8-cineol and bata-pinene contents of Hai-Xuan mint are lower than that of 73-8mint.