1) benzene homologs and derivates
苯类物质
1.
Toxicological effects to crops and pollution behavior of benzene homologs and derivates in irrigation water were studied with water'cultivation ex.
本文正是基于当前利用污水灌溉农田的背景,以及灌溉水中含有多种多样的有毒有机污染物及其对人体健康和生态环境造成危害的前提,利用水培试验、盆栽试验、小区试验和土柱淋溶试验研究灌溉水中苯类物质(甲苯、二甲苯、异丙苯、硝基苯和氯苯)对农作物毒性效应及污染行为。
2) Chlorobenzens
氯苯类物质
1.
Experiment Study on Treating Chemical Industry Wastewater Containing Chlorobenzens by Microcell Electrolysis Process;
微电解工艺处理含氯苯类物质化工废水的试验研究
3) amphetamine-type stimulants
苯丙胺类物质
1.
Objective:To study the feature of alcohol use among opiate and ATS(amphetamine-type stimulants) abusers.
方法:对187例阿片类物质依赖和270例苯丙胺类物质依赖人员滥用酒精的结果进行比较分析。
4) phenolic compound
酚类物质
1.
New studying thought of phenolic compounds in fruit juices;
果汁中酚类物质的研究新思路
2.
Progress of research in phenolic compounds in wine
葡萄酒酚类物质的研究进展
3.
The contents of phenolic compounds in apple juice concentrate of Lujia 1 and Lujia 5 were studied by high performance liquid chromatography (HPLC) on an Eclipse XDB-C18 column (150 mm×4.
利用高效液相色谱法(HPLC)分析了儿茶素、绿原酸、咖啡酸、表儿茶素、香豆酸、阿魏酸等六种酚类物质在鲁加1号和鲁加5号苹果浓缩汁中的的含量。
5) phenolics
酚类物质
1.
Determination of phenolics in Lilium davidii var. unicolor during sulb storage at low temperature by HPLC;
低温贮藏过程中百合鳞茎内酚类物质的高效液相色谱法测定
2.
Phenolics metabolism in sweet potato infected by Fusarium oxysporum Schlecht.f.sp;
甘薯抗蔓割病的酚类物质代谢的研究
3.
Effects of temperature on the content of Phenolics and related enzyme activity in sweet cherry flower buds and dormancy;
温度对甜樱桃花芽酚类物质含量和相关酶活性及休眠的影响
6) phenolic compounds
酚类物质
1.
Study on competitive adsorption of phenolic compounds by partial least-squares method;
偏最小二乘法用于研究酚类物质的竞争吸附
2.
A Study on the Dynamic Changes of Phenolic Compounds in Leaves, Fruit, and Calyx of Mopan Persimmon (Diospyros kaki L. f.cv. Mopan);
磨盘柿叶片、果实及萼片中酚类物质的动态变化初报
3.
Study on extraction of minerals,phenolic compounds and antioxidant activity of Huyou (Citrus paradisi changshanhuyou) peel by hot water;
热水提取胡柚果皮中矿物质、酚类物质及其水提液抗氧化性研究
补充资料:C24类甾醇类
分子式:
CAS号:
性质:胆汁酸属于类甾(或固)醇类,又称为C24类甾醇类。正常人胆汁中有结合胆汁酸和游离胆汁酸两大类,并以前者为主。游离胆汁酸有胆酸、脱氧胆酸和鹅脱氧胆酸等;结合胆汁酸系指上述胆汁酸以酰胺键(简称肽键)与甘氨酸或牛磺酸结合,分别成为甘氨胆酸或牛磺胆酸等。这些化合物存在于大多数脊椎动物中,是“胆苦”的主要成分。结合胆汁酸易溶于水,这是由于其分子中既含有亲水的羟基和羧基,又含有疏水的甲基,且这两种性质不同的基团又完全排列在环戊烷多氢菲核的两侧,使分子分为“亲水”和“疏水”两个侧面。故结合胆汁酸具有强乳化剂功能,使肠腔内油脂乳化成微粒,以增加油脂与消化液中脂肪酶(lipase)接触面积而便于脂类消化吸收,同时也促进对脂溶性维生素的吸收。
CAS号:
性质:胆汁酸属于类甾(或固)醇类,又称为C24类甾醇类。正常人胆汁中有结合胆汁酸和游离胆汁酸两大类,并以前者为主。游离胆汁酸有胆酸、脱氧胆酸和鹅脱氧胆酸等;结合胆汁酸系指上述胆汁酸以酰胺键(简称肽键)与甘氨酸或牛磺酸结合,分别成为甘氨胆酸或牛磺胆酸等。这些化合物存在于大多数脊椎动物中,是“胆苦”的主要成分。结合胆汁酸易溶于水,这是由于其分子中既含有亲水的羟基和羧基,又含有疏水的甲基,且这两种性质不同的基团又完全排列在环戊烷多氢菲核的两侧,使分子分为“亲水”和“疏水”两个侧面。故结合胆汁酸具有强乳化剂功能,使肠腔内油脂乳化成微粒,以增加油脂与消化液中脂肪酶(lipase)接触面积而便于脂类消化吸收,同时也促进对脂溶性维生素的吸收。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条