mobile electrode

a yellow colour indicates the presence of ammoniacal nitrogen. measure the transmittance of the solution by a spectrophotometer and compare the result with the standard curve.

若出现黄色即表示有氨态氮存在。用分光光度计量度混合液的透析度并与标准曲线作比较。

as a result, rational contents of acidity, ammoniacal nitrogen, humus and efficient phosphor were realized. besides, appropriate temperature and sealed culture were emphasized and culture management should be strengthened.

酸度、氨态氮、腐殖质、有效磷等的含量适合，采用适宜的培养温度和密封条件培养并加强管理。

discussion about common problems and solution methods in determination of ammoniacal nitrogen by nessler's reagent colorimetric method

纳氏试剂比色法测定水体中氨氮常见问题与解决办法

The characteristic indexes of Daqu aroma-producing capability include ammoniacal nitrogen and the specific consumption of amylum.

氨态氮和淀粉消耗率为大?生香力的特徵指标.

results showed, all additives except for urea significantly improved the fermentation quality of alfalfa and decreased ph and ammoniacal nitrogen content.

结果表明：所有添加剂（除尿素）处理均能明显改善苜蓿青贮的发酵品质，降低青贮料的pH值、氨态氮含量。

test and study on eliminating ammoniacal nitrogen in make-up water for circulatory cooling water in thermal power plant

循环冷却水补水氨氮去除方法的试验研究

Decontaminating Ammoniacal Nitrogen from Cyanuric Chloride Wastewater by Emulsion Liquid Membrane

三聚氯氰工艺废水中氨氮的液膜处理方法

Chemiluminescence Determination of Ammoniacal Nitrogen in Natural Waters by Flow Injection Analysis

流动注射化学发光测定天然水中氨氮

under the draft law, the tax will be levied based on emissions of sulfur dioxide, nitrogen oxides, dust and ammoniacal nitrogen, as well as chemical oxygen demand.

根据立法草案，税收的征收以二氧化硫、氮氧化物、灰尘、氨态氮以及化学需氧量的排放为依据。

the study of action and mechanism of treating ammoniacal nitrogen with activated zeolite in groundwater

沸石去除地下水中氨氮的影响因素分析及作用机理探讨

fertilizers determination of ammoniacal nitrogen content titrimetric method after distillation

GB/T3595-1983肥料中氨态氮含量的测定蒸馏后滴定法

study on the method for the determination of nitric nitrogen, ammoniacal nitrogen and total nitrogen in plant

植物中硝态氮、氨态氮、总氮测定方法的比较研究

absorption of nitrogen by iron and steel melt under ammoniacal nitrogen atmosphere

氨氮气氛下铁钢熔体的吸氮反应

summarization on the removal approaches of ammoniacal nitrogen in drinking water

饮用水氨氮的去除方法综述

the paper describes ammoniacal nitrogen plate testing method based on the principle of nessler colorimetric comparison is designed and suitable for initial screening.

本文介绍了以纳氏比色法原理设计的一种适用于初筛菌种的氨氮平板测定方法。

skim serum is an industrial effluent from rubber factories. it is of higher bod and contains about 1% protein and 0.05-0.3% ammoniacal nitrogen, etc.

胶清废水系天然橡胶初加工时的一种工业废水，具有较高的生化需氧量（BOD），其中约含有1%蛋白质，0.05～0.3%氨态氮等。

the present method is reproducible with recovery of 86~ 95%, and applicable to the determination of ammoniacal nitrogen in natural waters.

测定了天然水中氨氮，回收率为86～95%。

all additives except for urea can inhibit the production of ammoniacal nitrogen, butyric acid and the decomposition of protein during silage secondary fermentation, but the effects on ph were differing.

除尿素外的所有添加剂处理均可抑制青贮二次发酵过程中氨态氮的产生，抑制蛋白降解及丁酸的产生，但对pH值的影响效果不一。

influence of ammoniacal nitrogen on sucrose synthase and sucrose phosphate synthase in sugar beet

铵态氮对甜菜蔗糖合成酶和蔗糖磷酸合成酶的影响

rapid determination of ammoniacal nitrogen in silage by automatic kjeldahl apparatus

自动凯氏定氮仪快速测定青贮饲料中的氨态氮

technology of treating ammoniacal nitrogen in wastewater

废水中氨氮的处理技术

both varieties of the melt and the test temperature show a remarkable effect on the apparent reaction rate constant, k 1, but the partial pressure of the ammoniacal nitrogen did not give any effect on k 1.

铁钢种类及实验温度对表观反应速度常数k1有很大影响，而氨氮分压对k1无影响。

The Ammoniacal Nitrogen Content Measuring in Fertilizer Waste Water

化肥厂废水中常量氨氮的测定

determination of ammoniacal nitrogen by reagent colorimetric method

纳氏试剂比色法测氨氮空白试验值的探讨