氯酸

In the experiment, the study on result of measurement of COD by potassium dichromate method has been conducted in the aspect of impact and application scope, proposing the method of measuring low COD in waste water of high chlorine and putting forward new comment on its influence factor.

本试验采用重铬酸钾标准法对COD测定结果的影响程度与适用范围进行了探索，提出了用低浓度重铬酸钾氧化法测定含高氯根废水中低COD的方法，对其影响因素提出新的看法。

Eight novel N,N′-naphthalene acyl substituted aromatic acylamino thiocarbamide s(Ⅱ1~Ⅱ8) were synthesized from aryl acylhydrazine and α-naphthalene acyl isothiocyanate, which was obtained by the reaction of potassium thiocyanate with α-naphthalene acyl chloride obtained from 2-naphthylacetic acid and thionyl chloride in anhydrous benzene.

通过α-萘乙酸和SOCl2在无水苯中反应制得α-萘乙酰氯，与硫氰酸钾反应生成α-萘乙酰基异硫氰酸酯，再与芳基酰肼进行加成反应，合成8种新型N，N′-萘乙酰基取代芳乙酰胺基硫脲类化合物(Ⅱ1～Ⅱ8)。

Using 1-amino-2-phenoxy-4-hydroxyanthraquinone, chlorosulfonic acid ,thionyl chloride,and 3-ethoxypropylamine as raw materials and sodium carbonate as acid-binding agent,C.

以1-氨基-2-苯氧基-4-羟基蒽醌、氯磺酸、氯化亚砜、3-乙氧基丙胺为原料及Na2CO3为缚酸剂合成了C.I。分散红92。

In this research, liposoluble chlorogenic laurate was synthesized by acylation with lauroyl chloride in the presence of triethylamine in non-water phase.

本研究对CGA进行了分子修饰，即在非水相中，以三乙胺为催化剂，对其进行月桂酰氯酰化，制备了脂溶性的绿原酸月桂酸酯。

The viscometry is used to determine average number molecular weights of polyhydroxyalkanoates taking chloroform as solvent.

以氯仿作溶剂，用黏度法测定了多聚羟基烷酸的分子量，摸索了检测的最佳温度与溶液浓度，比较了黏度外推法与黏度单点法测验结果，建立了黏度法测定多聚羟基烷酸平均分子量的操作方法。

Eight novel N,N′-naphthalene acyl substituted aromatic acylamino thiocarbamides(Ⅱ1~Ⅱ8) were synthesized from aryl acylhydrazine and α-naphthalene acyl isothiocyanate, which was obtained by the reaction of potassium thiocyanate with α-naphthalene acyl chloride obtained from 2-naphthylacetic acid and thionyl chloride in anhydrous benzene.

通过α-萘乙酸和SOCl2在无水苯中反应制得α-萘乙酰氯，与硫氰酸钾反应生成α-萘乙酰基异硫氰酸酯，再与芳基酰肼进行加成反应，合成8种新型N，N′-萘乙酰基取代芳乙酰胺基硫脲类化合物(Ⅱ1～Ⅱ8)。

The procedure of benzal chloride and benzylchloride was obtained by chlorination toluene, then through catalytic acidic hydrolysis and oxidation, produced benzaldehyde.

本文研究了甲苯氯化得到苄叉二氯和氯化苄混合物，然后经催化酸解氧化制备苯甲醛，并探讨了氯化催化酸解及氧化的反应条件。

Serum alt,ast,and bile acid were observed by enzyme assay and the ratio of ast/alt was worked out. serum bilirubin was measured by peariman and lee method. serum albumin was tested by bromphenol assay and was simultaneously measured to hyaluronic acid, type ⅲ procollagen, laminin and type ⅳ collagen by ria. meanwhile, prothrombin time and platelet count were measured and so on. results: the level of serum aca was raised increasingly in different cirrhotic cases with different classifications of child-pugh, according to severity of the condition.

应用酶联免疫吸附法分别对不同分级的肝硬化患者血清中抗心磷脂抗体的含量进行了测定；用酶法测定了alt、ast与胆汁酸并计算ast/alt值；用peariman和lee改良法测定血清胆红素；用溴甲酚氯比色法测定血清白蛋白；用放射免疫分析法测定透明质酸、ⅲ型前胶原氮端肽、层粘连蛋白与ⅳ型胶原；并测定了凝血酶原时间与血小板计数等相关指标。

Objective: To investigate the effect of diclofenac sodium to the changes of MMS,PGs in aqueous humor in rabbit after Nd:YAG laser posterior capsulotomy.

目的 ：探讨双氯酚酸钠对兔眼Nd ：YAG激光晶体后囊膜切开术后房水内中等分子物质及花生四烯酸代谢产物变化的影响。

Polysialic acid could form complex with cetyl pidinium chloride specifically and was thus used for the separation of PSA from E.

利用氯代十六烷基吡啶对聚唾液酸有特异性的络合效应来进一步分离纯化聚唾液酸。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。