查询词典 potassium dichromate

The potassium dichromate at different concentrations could increase the cell mitosis index.

以不同浓度的重铬酸钾为诱变剂，测定玉米根尖细胞的微核率、有丝分裂指数和染色体畸变率。

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。

Fuse potassium dichromate (19) in a porcelain crucible.

在瓷坩埚中熔化重铬酸钾（19）。

Potassium dichromate was chosen as the pollutant and its initial concentration was 100 mg·kg-1 soil, 300 mg·kg-1 soil,...

试验选用重铬酸钾作为污染物，配制高岭土中Cr初始质量分数为100、300、500mg·kg-1，含水量50%，运行48h。

The best bacteriostatics assembly was potassium dichromate 50 mgL^(-1), nalidixic acid 10 mgL^(-1), norfloxacin 10 mgL^(-1). More over, nalidixic acid was the most important among the three bacteriostatices.

正交试验结果分析得到的最优抑制剂组合为重铬酸钾0.6 mgL^(-1)，制霉菌素10 mgL^(-1)，萘啶酸10 mgL^(-1)，其中制霉菌素在3个因子中起的作用最大。

Nickel sulfate, Thimerosal, Potassium dichromate, Fragrance mix and Formaldehyde are more frequent sensitizers in the area.

男女患者对硫酸镍和卡巴混合物的反应存在差异。

Chlorine ion ; chemical oxygen demand ; low concentration ; potassium dichromate method

氯离子；化学需氧量；低浓度；重铬酸钾法

Or SO2 / SO32 can turn acidified potassium dichromate solution from orange to green.

二氧化硫/亚硫酸根离子可把酸化重铬锰酸钾溶液由橙色变成绿色。

The methods used to determine COD of water sample are "potassium dichromate reflux method" and "open focused microwave digestion".

在COD的分析方面，采用的方法为"含高浓度卤离子水中化学需氧量检测方法─重铬酸钾回流法(NIEA W516.53A)"，简称高卤法，及"开放式聚焦微波消化法"，简称微波法。

The electrolyte buffer for the anion separation consisted of 40 mmol/L boric acid -1.8 mmol/L potassium dichromate -2 mmol/L sodium tetraborate (pH 8.6), and tetramethyl ammonium hydroxide was used as electro-osmotic flow modifier.

阴离子测定采用的缓冲体系为40mmol/L硼酸-1.8mmol/L重铬酸钾-2mmol/L硼酸钠(pH8.6)，氢氧化四甲铵为电渗流改性剂，5种阴离子在4.6min内达到基线分离，检出限为0.10~1.85mg/L。

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％。