Influence of potassium-ammonium dihydrogen phosphate on nutritional status in paddy rice

New techniques of the preparation of potassium dihydrogen phosphate by double decomposition method

复分解法生产磷酸二氢钾的新工艺

Potassium dihydrogen phosphate was used as catalyst in the synthesis of hexanoic acid 2-( diethylamino) ethyl ester.

用磷酸二氢钾作催化剂，己酸与二乙氨基乙醇为原料，合成DA-6（己酸二乙氨基乙醇酯）。

In this paper the effect of ferric ions Fe~ ( 3+) on the crystal habit modification of potassium dihydrogen phosphate ( KH_2PO_4) at quasi-static state has been studied systematically.

本文系统地实验分析了在准静态条件下和不同的pH溶液中，杂质Fe~（3+）对磷酸二氢钾单晶生长形态的影响。

Potassium Dihydrogen Phosphate ( KDP) has been found more and more important applications in the field of modern optics.

磷酸二氢钾（KDP）晶体作为优质的非线性光学材料，在现代光学领域应用越来越广泛，常用作光学频率转换器件和电光开关元件。

Influence of K_2SO_4 and KH_2PO_4 on Adsorption of Copper in Calcareous Soils and Acid Soil

酒石酸甲基二氢咪唑硫酸钾和磷酸二氢钾对石灰性土壤和酸性土壤吸附铜离子的影响

Results: The electrolysis showed optimum effect at the concentration of 10% potassium dihydrogen phosphate under the 18V voltage.

结果：通过实验，在磷酸二氢钾10%浓度，18V电压下，电解效果最好。

Thermodynamics of Potassium Hydrogen Phosphate-Potassium Dihydrogen Phosphate-Polyethylene Glycol Aqueous Two-Phase System

磷酸氢二钾－磷酸二氢钾－聚乙二醇双水相体系热力学研究

Optical scatter techniques and phase contrast were used to observe defects and damages in the bulk of KDP crystals. Using optical scatter techniques can observe defects and damages timely and sensitively.

采用激光散射诊断法和显微镜相衬法对磷酸二氢钾（KH2PO4、KDP）晶体中的缺陷和损伤进行观测，发现散射法可以对晶体中的缺陷和损伤进行灵敏观测，并可以即时判断损伤；

The content of monopotassium phosphate is 100.31%.

所得到的产品磷酸二氢钾的含量为100.31%，已经达到分析纯磷酸二氢钾的标准。

Study on catalytic synthesis of aspirin with potassium dihydrogen phosphate

磷酸二氢钾催化合成阿司匹林的研究

Potassium dihydrogen phosphate was prepared by the reaction of ordinary superphosphate with potassium sulfate, and effecting factors were investigated.

研究了以普钙和硫酸钾为原料制备磷酸二氢钾的工艺条件。

Objective: To study whether we may use the potassium dihydrogen phosphate as electrolyte in the experiments of electrolysis water.

目的：在电解水实验中，采用磷酸二氢钾做电解质，既消除污染，又可综合利用。

Yield increasing effect of potassium dihydrogen phosphate and its mechanism

磷酸二氢钾的增产机理与效果

The crystallization kinetics of potassium dihydrogen phosphate from wet-process phosphoric acid purified by crystallization of melamine phosphate was investigated.

研究了用三聚氰胺结晶法由湿法磷酸生产磷酸二氢钾的结晶动力学过程。

Review of methods for the manufacture of potassium dihydrogen phosphate

磷酸二氢钾生产方法的评述

In the paper, the performances of new type of building material, MKP-based high alumina castable and the factors controlling its properties were investigated.

研究了以氧化镁和磷酸二氢钾反应所得的镁质磷酸盐水泥胶凝材料（M KP）为结合剂的高铝质浇注料的性能及影响该浇注料性能的诸因素。

Study on the Preparation of Feed Grade Potassium Dihydrogen Phosphate

制备饲料级磷酸二氢钾的工艺研究

In order to improve the activity of cellulase, the effects of culture medium composition, initial pH value, culture temperature and culture time on cellulase production were studied in this paper.

为了提高纤维素酶发酵的酶活力，从培养基配比、加水量、硫酸铵添加量、磷酸二氢钾添加量、初始pH值、培养温度等方面对纤维素酶发酵培养基进行了优化。

distribution of magnetic field and its influence on the forming of molten mass in electromagnetic casting

电磁铸造中的磁场分布及其对熔体成型的作用

nylon is melt spun. that is to say a molten mass of nylon, formed by melting nylon chips, is forced through holes in a spinneret.

尼龙是采用熔纺工艺制成的，即将由熔化的尼龙切片构成的尼龙熔融体，强制通过喷头的纺丝孔。