The test specimen is dissolved by nitric acid or H · F acid. 试样用硝酸、氢氟酸溶解。
And calculated the N-acetyl H acid content with the aid of diazotization analytical method. H酸用重氮法分析,从而计算出乙酰H酸的含量。
Photocatalytic Oxidation of H-acid in Aqueous Solution 光催化氧化法处理染料中间体H酸水溶液
Study on the Substitutes of Prohibited Dyes ⅰ. Syntheses of Azo Dyes Derived from H acid 禁用染料的代用品研究I.H-酸偶氮染料的合成
Synthesis of H Acid by a new Technology 新工艺合成H酸
Determination of Nitrite in Water by Spectrophotometry with ρ-Nitroaniline and H Acid 对硝基苯胺-H酸分光光度法测定水中亚硝酸盐
The treatment of simulating wastewater containing H acid, one kind of dye intermediates, by wet oxidation over heterogeneous copper catalyst has been studied. 对用铜系多相催化剂催化湿式氧化处理染料中间体H酸配水作了较为全面的研究。
The inhibition of propargyl alcohol ( PA) on iron corrosion in H 2S-containing sulfuric acid solutions has been studied using electrochemical potentiodynamic polarization method and impedance measurements. 应用动电位扫描、交流阻抗法研究了含H2S的硫酸溶液中丙炔醇(PA)对铁腐蚀的抑制作用。
Extraction and Stripping of H Acid and DSD Acid Wastewater 反应萃取处理染料中间体H酸和DSD酸工业废水
Researches on Analysis Method of N-acetyl H Acid 'Contents N-乙酰H酸的含量分析方法的研究
Study on photocatalytic degradation of H acid by ag/ tio_2 Ag/TiO2光催化降解H酸的研究
The First-order reaction dynamic model of WAO of H acid waste water includes two steps between experimental temperature 171 ℃ and 200 ℃. 在171℃至200℃温度范围内,WAO氧化H酸废水降解动力学的一级反应速度方程可分为两个阶段。
The synthetic method of Acid Brown G with mono-sodium salt of H acid, resorcin, p-nitroaniline and 2-amino-4-nitro-phenol as the raw materials was introduced in the paper and at the same time, the conditions of diazo and couple reactions were also investigated. 本文介绍了以H-酸单钠盐、间苯二酚、对硝基苯胺、2-氨基-4-硝基苯酚为主要原料合成酸性棕G染料的方法,并对重氮反应和偶合反应条件进行了研究。
On influence of alkali fusion on H& acid yield 浅谈碱熔反应对H酸收率的影响
Study on 100m~ 3/ h Upright Acid-Resistant Pump 100m~3/h竖式耐酸泵研制
In the end, an elaborate design for membrane extraction of H acid was made, which was a good start for its industrialization. 最后,精心设计了H酸生产母液的膜萃取处理方案,为实现工业化提供技术支持。
Study on Membrane Extraction of H Acid from Wastewater 膜萃取废水中H酸的研究
High Concentration H Acid Effluent Treatment by Complex Extraction 络合萃取法处理高浓度H酸废水
The growth rate of diamond film on the flank and back of the cutting tools can be improved from 4.0 μ m/ h only with acid etching pretreatment to 10.6 μ m/ h with acid etching and then plated a thin copper film under same growth conditions. 在保持生长条件不变的前提下,经酸腐蚀处理的刀具的侧、背面镀铜能使金刚石薄膜的生长速度从没有镀铜时的4μm/h增加到镀铜后的10.6μm/h。
Study on Removal of H Acid from Wastewater with Membrane Method 膜法处理H酸废水的初步研究
Group B ( control) was venous inflow 3~ 4 mL/ kg h ethylene-lactic acid ringer-lockes liquor and anaesthesia immediately. B组(对照组)于静脉以3~4ml/(kg·h)继续输入乳酸林格氏液并立即实施麻醉后。
The systematic experiment research was carried out for a time H acid mother liquor and T acid washing water, which was high salt content organic waste water. 针对H酸母液及T酸一次洗水高含盐量有机废水进行了系统的实验研究。
Reaction and Application of Nitrite With H-acid H-酸重氮盐自偶联反应及其分析应用研究
In general, soluble basic calcium salt can neutralize 23% of H+ of acid rain. 总的看来,碱性钙盐可中和23%的H~+。
The pathway of H-acid degradation was discussed. 并推测了H酸主要的降解途径。
Boron was determined by chromogenic reaction photometry of boron and salicylaldehyde and Sodium H-acid. 采用水杨醛与H-酸钠盐在发色时与硼临时合成产生的显色反应光度测定硼。