Limonene needed in recycling foamed polystyrene was extracted from the ear of schizonepeta tenuifolia using ligroin.
本文研究从荆芥穗中提取回收聚苯乙所需的
檬
,其方法是溶剂萃取。
Limonene needed in recycling foamed polystyrene was extracted from the ear of schizonepeta tenuifolia using ligroin.
本文研究从荆芥穗中提取回收聚苯乙所需的
檬
,其方法是溶剂萃取。
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.
原油中薄荷酮、异薄荷酮、檬
、1,8-桉叶素、β-蒎
等均低于“73~8”。
Results showed that the main aromatic components of mango were terpenes viz, terpinolene, ocimene, α-pinene, beta-myrcene, alpha-thujene, limonene, caryophyllene, Carene, etc.
结果表明,芒果香气主要成分物质,如异松油
、罗勒
、α-蒎
、β-月桂
、α-侧柏
、
檬
、石竹
、蒈
等。
The oils were analyzed by GC-MS and percentages were obtained by normalized peak areas, where main components are nootkatone, D-limonene, osthole, cis-linaloloxide, furfural, and trans.
用气相色谱-质谱(GC-MS)联用技术分析,鉴定出主要成分圆柚酮、D-
檬
、王草素、顺式-芳樟醇氧化物、糠醛、反式-芳樟醇氧化物。
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