微门户首页  新闻  讨论区  活动  博客  求职招聘  行业报告  圈内成员  供应   
已读[194] 发布: 2013/06/03 15:39:48
Jerusalem Post A. Natural insect repellents are a wonderful alternative to use when considering the chemical ingredients used in many of the commercial products. You can either buy or create your own spray using essential oils and reduce the worry about harm to you ...
已读[123] 发布: 2013/06/03 05:17:36
茶中含有的芳香族化合物可以溶解脂肪,化浊去腻可防止脂肪积滞体内。... 茶中含有的芳香族化合物可以溶解脂肪,化浊去腻可防止脂肪积滞体内。而维他命B1、C和咖...
已读[121] 发布: 2013/06/03 05:16:51
Fayetteville Observer Soldiers on deployment in extreme climate conditions such as Iraq or Africa have the fewest options and tend to rely heavily on snack bars that contain protein and carbohydrates but lack bioactive compounds , such as the cancer-fighting glucosinates ...
已读[121] 发布: 2013/06/02 06:06:04
烟草中含有大量的有毒物质,除大家所熟知的尼古丁外,还有氢氰酸、氨、一氧化碳、二氧化碳、吡啶、芳香族化合物和焦油等。这些有毒物质可以随着烟雾被吸收到母体血液中...
已读[115] 发布: 2013/06/02 06:05:56
Medical Daily These odor receptors distinguish between different fragrant compounds in the air, until they find the most savory aroma trail to lead them to an unsuspecting human. The researchers turned to another winged insect - the fruit fly - for a key clue into ... and more »
已读[130] 发布: 2013/06/02 06:05:45
San Antonio Express To detect levels of capsaicinoids, the heat-creating compound , researchers use high-performance liquid chromatography, then convert the data to Scoville heat units. Turns out ... The latter has a sweet malt aroma with vegetal notes and hints of heat ...
已读[111] 发布: 2013/06/02 06:05:43
News & Observer Soldiers on deployment in extreme climate conditions such as Iraq or Africa have the fewest options and tend to rely heavily on snack bars that contain protein and carbohydrates but lack bioactive compounds , such as the cancer-fighting glucosinates ... and more »
已读[123] 发布: 2013/06/01 02:38:25
另一方面,制取芳香族化合物的研究也正在日本等国家进行。把聚乙烯、聚丙烯等废塑料加热到300℃,使之分解为碳水化合物,然后加入催化剂,即可合成苯、甲苯和二甲苯等...
已读[114] 发布: 2013/06/01 02:38:18
Bradenton Herald Once you smell a bad cork, or for that matter taste a corked wine, it is not an aroma or flavor that you will easily forget. So what exactly is a "corked" wine? Most commonly, it is wine that has been bottled using a cork contaminated by a chemical ...
已读[115] 发布: 2013/06/01 02:38:15
LubbockOnline.com Work at it and you can sniff “cat pee” in sauvignon blanc. The aroma comes from natural sulfur compound : p-mentha-8-thiol-3-one. A little less of the compound and smell is lantana bush; a little more and smell is blackcurrants; just right and it is ...
« 上一页  |   查看结果171-180共287   |  下一页 »

新闻标签:

没有标签


最新报告


求职招聘