高氯酸

Objective To establish a method for uncertainty evaluation in nonaqueous titration with perchloric acid.

摘 要 目的通过高氯酸液滴定药物含量不确定度的评价，建立普遍适用于滴定法测定药物含量的不确定度评定方法。

Objective To establish the determination method of cefadroxil in healthy volunteers plasma. Methods Plasma protein was precipitated by perchloric acid (10%), and paraaminobenzoic acid was used as internal standard.

目的 建立用内标法测定人血浆中头孢羟氨苄浓度的HPLC-UV方法方法用10％高氯酸直接沉淀血浆蛋白，以对氨基苯甲酸内标，测定血浆中头孢羟氨苄的浓度。

A new method for determination of starch content with perchloric acid is developed.

采用高氯酸法测定纺织品中的淀粉含量。

A salt of perchloric acid.

高氯酸形成的一种盐。

The detective wavelength was 303 nm. The protein in serum sample was deposited down by perchloric acid.

进样量为10μl，检测波长303nm，用高氯酸沉淀血清标本的蛋白。

It was shown that the 5% perchloric acid and 20 Adm^2 current density were good to electropolishing of the titanium alloy.

抛光后的钛合金表面形貌观察结果表明：在高氯酸含量较低(5%)的溶液中以20 Adm^(-2)电流密度抛光可以取得较理想的效果。

Perchloric acid as co-catalyst plays a key role in relation to the catalyst activity.

讨论了反应温度、氢气压力、Pd/C催化剂用量对反应的影响，以及高氯酸作为助催化剂在此反应中起的重要作用。

METHODS Plasma was deproteinized with 10% perchloric acid.

用10%高氯酸沉淀血浆蛋白，离心后取上清液进样。

The thickness of the removed surface layer was dependent upon polishing time, current density and the concentration of perchloric acid.

分别在体积分数为5%， 10%和15%的三种高氯酸溶液中和在20， 25和30 Adm^(-2)三个电流密度下进行电化学抛光。

It was firstly found that the Pb-pheophytin complex could be easily formed only with the reaction of Pb〓 with pheophytin in ethanol medium.

首次发现用高氯酸铅与脱镁叶绿素在乙醇溶液中形成铅叶绿素配合物。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。