查询词典 sodium

Nitrapyrin and sodium azide could effectively inhibit the nitrite accumulation in soil.

在土壤硝化过程中存在可观的亚硝酸盐累积现象。

Avoid using buffers containing sodium azide, which may quench HRP signals.

避免使用含有防腐剂的缓冲，因为那样可能会减弱HRP讯号的产生

Sodium azide was added in the culture. The supernatants of cell culture were collected and TNF-α was assayed with ELISA.

将人PMN与经PMA刺激分化为单核细胞样细胞的U937细胞在不同条件下共同培养，取上清测定TNF-α含量。

They were subjected to a 〓 reaction with sodium azide, hydrogenation, amidation,hydrolysis and Jones oxidation to afford 112 and 116, respectively.

它们分别经过与叠氮化钠的亲核取代反应、氢化、酰胺化、N〓催化的水解，Jones氧化以后分别给出化合物112和116。

Check whether the washing fluid and reaction reagents match, the solution pH value is very important, and the peroxidase substrate solution that matches should not contain sodium azide.

检查冲洗液是否和反应试剂匹配，溶液的pH值很重要，与过氧化物酶底物匹配的溶液中不应含有叠氮钠。

Sodium azide restored the TNF-α production in U937 cells/PMN coculture to the extent of 45% in concentration of about 10～15 μmol/L.

PMN的抑制作用可被低剂量叠氮钠(10～15 μmol/L)部分逆转达45%。

The activity of the purified enzyme was strongly inhibited by sodium azide and partially inhibited by cysteine and dithiothreitol.

叠氮钠可强烈抑制漆酶活性，半胱氨酸和二硫苏糖醇可部分抑制漆酶活性。

The effects of substituents on the nucleophilic reaction of benzyl halide and sodium azide were studied.

合成了叠氮苄、对氰基叠氮苄，对氟叠氮苄，对甲基叠氮苄和联苯二叠氮苄，研究了苯环上不同取代基对苄基卤代物与叠氮化钠经亲核取代反应生成苄基叠氮化物的反应的影响。

For sodium azide and dexon,the minimum measurable mutagenesis dose were 0050 and 0080μg/bottle,respectively.

用本方法测得NaN3和敌克松的最低诱变剂量分别为0.050μg／瓶和0.080μg／瓶，灵敏度显著高于Ames试验。

In the chapter 2 of this dissertation, we studied the cross-coupling reaction of aryl halides and vinyl iodides with sodium azide under the catalysis of copper and amino acids.

在4-碘茴香醚与叠氮化钠的模型反应中，我们考察了不同溶剂、氨基酸、碱、铜盐对反应的影响，最后筛选出了最佳的反应条件：CuⅠ/脯氨酸/NaOH/DMSO。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。