The aqueous extract and alcohol extract of Aidicha don't have acute toxicity. 矮地茶水提物及醇提取物未出现其它毒性反应。
In this paper, the fluorescence spectra of Magdala red ( MR) in aqueous, alcohol solution and in thd presence of Various surfactants are studied. 本文研究了在水、乙醇溶液中及各类表面活性剂存在下,麦塔喇红的荧光光谱。
Application of Aqueous Polyvinyl Alcohol in Waterproof Cement 聚乙烯醇水溶液在防水水泥中应用的研究
The aqueous phase is precipitated with 2 volumes of alcohol, and the DNA wound out from it. 水相用两倍的乙醇沉淀就可以从中透出DNA。
ObjectiveTo study on the anti-inflammatory, analgesic and acute toxicity effects of the aqueous extract and alcohol extract of Aidicha. 目的对矮地茶水提取物和醇提取物的抗炎、镇痛作用及急性毒性进行研究。
An Aqueous Release Agent Containing Polyvinyl Alcohol 以聚乙烯醇为分散剂的水基隔离剂
The different mediums are water, aqueous alcohol and aqueous acetone. The measure results show that water medium arc temperature is the highest, but the aqueous alcohol medium arc temperature is the lowest. 通过光谱法对水、水+乙醇及水+丙酮等不同介质的水蒸气等离子弧温度进行了测量,结果表明,纯水介质的水蒸气等离子弧温度最高,水+乙醇介质电弧温度最低;
Spectrophotometric Determination of Trace Amounts of Mercury in Aqueous Solution With Thiocyanate-Rhodamine B-Polyvinyl Alcohol 硫氰酸盐-罗丹明B-聚乙烯醇光度法在水相中测定微量汞
The aqueous alcohol washed soybean protein concentrate play an important role in the production of soybean protein products, but its development in China has been lagging behind the world level. 醇法大豆浓缩蛋白在大豆蛋白产品中占有重要地位,但它在国内的发展水平还很低。
This paper deals with the extraction of pectin from tangerine orange rind by using acidic aqueous solution as extractant, precipitating with alcohol and analysing by Orthogonal Design. 用酸浸提、酒精沉淀法,从桔皮中提取果胶,通过正交设计分析,获得最佳得率的工艺条件。
Tert-Butyl bromide has been prepared in 79% yielded by the reaction of the aqueous solution of hydrobromic acid and tert-butyl alcohol in the presence of alkaline metal bromide. 在碱金属溴化物的存在下,氢溴酸的水溶液与叔丁醇反应制取叔丁基溴,产率为70%。
RESULTS: The aqueous and alcohol extracts of the crude and processed Epimedium Sagittatum maxim. showed same marked inhibition on atrophy of castrated mice. 结果:生品和炮制品箭叶淫羊藿的水提取液和醇提液对去势小鼠副性器官的萎缩有明显的抑制作用,且生品和炮制品的作用强度无显著性差异。
Some factors affecting gelation rate and membrane structure of asymmetric nylon 6, 6 membrane formed through phase inversion using aqueous alcohol solution as the gelation medium were studied. 本文研究了凝胶介质为醇/水溶液的情况下,在相转换法制备非对称尼龙6,6膜过程中,若干因素对凝胶速度及膜结构的影响。
Study on Thermodynamics of Solutions Containing Alcohol ⅱ. Excess Enthalpy for Aqueous Solutions of Alcohol 含醇溶液的热力学研究Ⅱ.醇的水溶液的超额焓
At last, the isoflavone is eluted with gradient aqueous alcohol. 最后,利用梯度洗脱方法将大豆异黄酮由树脂柱上洗脱下来。
Enhancement of Aqueous Alcohol Mass Transfer by 4A Molecular Sieve in Three-phase Bubble Column 三相鼓泡塔中4A分子筛微粒强化醇水传质行为的研究
The results of test show that the equation can be satisfactorily used to describe the rule of variation of excess enthalpy with composition and temperature for aqueous solutions of alcohol. 检验的结果表明,它能满意地描述含醇水溶液的超额焓随组成和温度的变化规律。
GaAs surface was passivated using Na2S · 9H2O aqueous and various alcohol solutions ( ethanol and iso-propanol). 本文用Na2S·9H2O的水溶液及乙醇和异丙醇溶液对GaAs表面进行了钝化处理;
The cutting and welding characteristics of different medium aqueous vapor plasma arc are studied by experiments. The experiment results show that the aqueous alcohol or aqueous acetone, which the consistency of aqueous alcohol or aqueous acetone is 20-30%, has better cutting characteristic. 对不同介质的水蒸气等离子弧的切割和焊接性能进行了试验研究,试验结果表明,浓度为20%~30%的乙醇或丙酮水蒸气等离子弧具有较好的切割性能;
A thermodynamic model of the formation of aqueous solutions of alcohol is proposed. It is composed of three steps which take account of physical mixing, destructions of self association and cross association for alcohol and water, respectively. 提出了一个醇与水混和的热力学模型,它由三步组成,分别考虑了醇与水的物理混合,醇和水的自缔合破坏以及它们间的交叉缔合。
Usually, the pigment is extracted by acid aqueous or alcohol solution and purified by different kinds of resins. 该色素主要采用酸性水溶液或醇溶液直接浸提,利用不同类型的树脂进一步去除杂质,得到色素产品。
Separation of ion association complex of gold(ⅲ)-chloride rhodamine B by aqueous biphasic extraction system of n propyl alcohol-( NH_4)_2SO_4-water 丙醇-硫酸铵双水相体系萃取金(Ⅲ)-氯化物-罗丹明B
ObjectiveTo study the bacteriostasis in vitro of aqueous extract and alcohol extract from the Tibetan herb Myricaria germanica. 目的研究藏药翁布不同提取物的体外抑菌作用。
Separation on the Aqueous Alcohol Solution by Extractive and Reactive Distillation with Salt 加盐反应萃取精馏分离醇水溶液
The NaA membranes had a water pervaporation selectivity over alcohol of above 300 and a flux of ca. 0.19 kg/ ( m~ 2 · h) with 90wt% aqueous alcohol solution at 70 ℃. 对于质量分数为90%的乙醇水溶液,所合成的膜的渗透汽化通量为019kg/(m2·h),分离因子达300以上。
CuO nanocrystals of different microstructure were synthesized using the aqueous and monobasic alcohol systems. 采用水相和一元醇两种体系对纳米CuO进行了微结构控制研究。
The model can simultaneously be used to correlate the excess enthalpy, excess Gibbs free energy and excess entropy for all kinds of alcoholic solutions including aqueous solutions of alcohol. 这个模型能够联立地用来关联各种含醇溶液,包括含醇水溶液的超额焓、超额Gibbs自由能和超额熵。
Prolamins, the proteins soluble in aqueous alcohol solutions in the seeds of cereals, are the major storage protein components of most cereal seeds and account for about 40%-60% in the nitrogen content of aged seeds. Prolamin指谷类作物籽粒蛋白质中溶于醇类的蛋白质类,是籽粒的主要贮存蛋白,约占成熟种子总氮的40-60%。