分光光度法

Key words: compound fertilizer; determination; biuret; spectrophotometry; interference matter

濮阳市氯碱厂，河南濮阳 457000 复合肥；测定；缩二脲；分光光度法；干扰物质

Methods: Cadmium column and acid-base resisting burette with knob-operated control were used to determine nitrate and nitrite in milk product.

目的：建立镉柱还原分光光度法测定奶制品中硝酸盐和亚硝酸盐的方法。

The critical sized defects of rat calvarium were made and the combined collagen membranes were used as guided bone regeneration membrane with BIO-OSS〓 compared with titanium and uncombined collagen membranes as control.

利用人纤维蛋白原和凝血酶合成纤维蛋白凝胶，将其作为rhBMP-2的载体，与胶原膜复合，获得rhBMP-2复合BIO-GIDE〓膜和rhBMP-2复合瑞诺〓膜；通过SDS-PAGE电泳和紫外分光光度法，测定复合膜rhBMP-2释放性能。

The paper presents that 7-chloro-4-nitrobenz-2-oxa-1,3-diazole and isoniazide can produce an orange condensation product in carbinol medium and a new determination way of isoniazide is found based on it.

研究了异烟肼与7氯 4 硝基苯并 2 氧，3 二氮唑在甲醇介质中生成橙色缩合产物的最佳条件，并由此建立了一种间接分光光度法测量药物中异烟肼的新方法。

Percent carboxyhemoglobin saturation ; spectrophotometry ; sample storage condition

HbCO饱和度；分光光度法；样品保存条件

Objective: To establish a spectrofluorometry for determination of levofloxacin concentration in human cerebrospinal fluid.

目的：建立荧光分光光度法测定人脑脊液中左氧氟沙星浓度的新方法。

Polyglutamic acid ; complexation reaction ; ultraviolet spectrophotometry ; chloranil

γ-聚谷氨酸；络合反应；紫外分光光度法；四氯对苯醌

The concentration of chlorine dioxide was determined by spectrophotometry according to the characteristic of decoloration of chlorophenol red with chlorine dioxide.

根据二氧化氯可氧化氯酚红使其褪色的特性，用示差分光光度法测定水中低浓度二氧化氯的含量。

We study the affection for the spectrophotometric method determination of sodium copper chlorophyllin in ratafee of all kinds of coefficiant of variation and obtain valuable results.

研究各种操作条件对分光光度法测定果酒中叶绿素铜钠的影响，得到了较有价值的结论。

In this paper, gel-separation chromatogram and fluoremetry were applied to analyse different forms of aluminum in drinking water.

将凝胶层析与荧光分光光度法相结合进行饮用水中铝形态的分析。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。