硫代酸

A spectrophotometric simultaneous determination of glutaraldehyde and ethanal based on the reaction between gluaradehyde or ethanal and thiobarbituric acid in acetic acid solution is described.

在醋酸介质中，硫代巴比妥酸与戊二醛及乙醛分别可生成2∶1及1∶1的缩合产物，这两种缩合产物在可见光区具有不同波长的最大吸收，籍此可同时测定戊二醛及乙醛。

In this thesis, two classes nonquaternary Cholinesterase Reactivators (1,2,4-oxadiazole and a -ketothio Hydroximic Acids derivatives ) and some clinical therapy used reactivators added to almost 40 cases have been caculated by using Comparative Molecular Field Analysis,ab initio and molecular mechanism methods. The characteristics of the molecular orbitals and the quantitative structure-activity relationship have been investigated.

本文利用比较分子力场法，量子化学从头算法，分子力学及计算化学回归分析等方法，对1，2，4-oxadiazole类非季铵肟胆碱酯酶复能剂，α—酮硫代异羟肟酸酯复能剂及部分现临床使用的复能剂，近40个化合物进行了计算，分析和研究了其电子结构和几何结构特征，建立了定量构效关系方程，得到了以下一些有意义的结果。

Hypo: Abbreviation for sodium hyposulphite, a chemical used to fix photographic images after development.

大苏打：英文是硫代梳酸钠的简称。是显影后把照相影像定影的化学剂。

Furthermore, recent res earches have found out that isothiocyanates have the anticancer effects by usi ng the inhibiting and repressing factors.

近年来的研究发现，异硫代氰酸盐以阻遏和抑制因子发挥抗癌作用。

Methods: To establish a rat model of pancreaticoduodenal transplantation with venacava endocrine drainage and enteric eccrine drainage. The recipient rats were introperitoneally injected with 15 mg/kg of proline dithiocarbamate in experiment group and with equal amount of normal saline in control group 30 minutes before transplantation.

建立大鼠腔静脉内分泌引流、肠道外分泌引流的动物模型，脯氨酸二硫代氨基甲酸酯组供体胰腺保存在ProDTC的UW液中，受体鼠于移植前30min腹腔注射ProDTC(15mg/kg)；对照组供体胰腺仅保存在UW液中，受体鼠腹腔注射等量生理盐水，分别于再灌注后第0、1、3、6、12、24h等时点，处死大鼠，取血后切取移植胰腺。

Refreshing agent contained 0.25% chitosan, 1% sodium lactate, 1% lactic acid and 250 mgkg^(-1) Nisin and MAP were used to determine microbial flora counts, psychrophilic bacteria counts, TBARS, carbonyl content and a* value of chilled meat to evaluate the effect of refreshing agent and MAP on chilled meat.

将复合保鲜剂（0.25%壳聚糖＋1%乳酸钠＋1%乳酸＋250mgkg^(-1) Nisin）与气调包装共同使用，测定冷却肉的细菌总数、嗜冷菌数、TBARS值（硫代巴比妥酸值，Thiobarbituric Acid-reacitive Substances）、羰基含量以及红度值，来综合评价保鲜剂与气调包装复合后对冷却肉的影响。

The dependence of the radiolabeling yield of ~99mTcO-NIET and 99mTcN-NIET on pH, temperature, ligand concentration, the amount of added stannous chloride, and so on was screened by the normal procedure.

合成了一种新的氨荒酸类化合物，2-（4-硝基咪唑）-乙基二硫代氨基甲酸钾，研究了影响99mTcO-NIET以及99mTcN-NIET标记率的相关因素。

Hydrochloric acid and thiosulphate solution react to give sulphur particles which can block the transmission of light. Under this merit, light sensor can be used to collect the corresponding experimental data. Analysing these data can help to find out the relationship between the concentration of solution and the rate of reaction.

由於氢氯酸与硫代硫酸盐溶液反应所释出的硫磺会影响光线进行，因此利用光度感应器便可收集有关的实验数据，透过这些数据的分析便可找出溶液浓度与这个反应速度的关系。

Several authors recommended a back-extraction of mercury species from organic solvents to cysteine or sodium thiosulphate aqueous solutions .

几位发起人对半胱氨酸或硫代硫酸钠溶液提出了反萃汞类有机溶剂。

The complex kinetics of ClO2(superscript -) S2O3(superscript 2-) nonlinear reaction system in an unbuffered solution has been investigated in a CSTR.

研究了亚氯酸盐－硫代硫酸盐反应体系在非缓冲条件下的复杂动力学行为。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐