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- OBJECTIVE To provide a new extract procedure of solanesol from tobacco extract. 目的建立分离纯化茄尼醇的新方法。
- CONCLUSIONA new feasible extractive procedure of solanesol from tobacco extract is established. 结论建立的新方法简便易行。
- Weifang Threepower Group Co., Ltd. is a high and new technology manufacturer, which professionally manufacture tobacco extracts, solanesol and nicotine two big series. 潍坊三强集团有限公司是生产型高新科技企业，专业化生产烟草提取物，茄尼醇和烟碱两大系产品。
- In the paper the neutral flavor constituents of tobacco extracted by dichloromethane were separated using an improved gas co-distillation method and were analysed by the capilary gas chromatography. 本文使用一种改进的顶空共蒸馏技术与毛细管气相色谱法分离分析了烟草的中性香味成分。
- Solanesol was isolated from discarded tobacco extracts via saponification, column chromatography, and followed by crystallization. The solanesol with 93.4% purity obtained in 58.8% yield. 废次烟叶浸膏经皂化、柱色谱分离和结晶,得到茄尼醇晶体,纯度93。4%25,总收率58。8%25。红外光谱和核磁共振图谱均与文献标准图谱相同。
- The air was reeking with the smell of tobacco. 空气中弥漫着烟草的气味。
- He tamped down the tobacco in his pipe. 他把烟丝紧紧摁实在烟斗里。
- He rammed the tobacco into his pipe. 他把烟丝塞进烟斗。
- In some countries tobacco is a government monopoly. 在有些国家烟草是政府的专卖品。
- Tobacco fumes filled the air in the room. 室内的空气中充满了香烟的烟雾。
- She cannot stand the smell of tobacco smoke. 她受不了香烟的气味。
- Can I trade my tobacco for your matches? 我用烟草换你的火柴行吗?
- Such an extract in a solution of alcohol. 酒精提取物酒精溶液中的提取物
- This is a mixture of the best tobacco. 这是由最好的烟叶配制成的。
- He tried to extract his pole from the mud. 他试图用力将杆子从泥中拔出来。
- Do you smell the reek of stale tobacco? 你闻到发霉烟草的臭味了吗？
- He stank the whole house out with his tobacco smoke. 他吸烟把整所房子弄得难闻极了。
- He replenished his pipe with tobacco. 他给烟斗再添满烟草。
- A high amount of money is spent on tobacco every year. 每年都要花费大量金钱在烟草上。
- It take a major operation to extract money from a minor poet. 要从小诗人那儿榨出钱来，得施行一次大手术。
