硝酸合氫 的英文怎麼說
中文拼音 [xiāosuāngěqīng]
硝酸合氫
英文
nitracidium-
Nitracidium and hydronitracidium nitrastes are present in concentrated nitric acid.
濃硝酸中有硝酸合氫和氫合硝酸合氫的硝酸鹽存在。The barnidipine hydrochloride were prepared via cyclocondensation from m - nitrobenzaldehyde, methyl acetoacetate and anmmonium bicarbonate, hydrolysis, esterification with opticaliy ( s ) - n - benzyl - 3 - py - rrolidinol, recrystallisation and salification
摘要研究了以碳酸氫銨,間硝基苯甲醛和乙酰乙酸甲酯為原料,經縮合、部分水解,再與( s ) - n -芐基3 -羥基吡咯烷經酯化、分步重結晶、成鹽得到鹽酸巴尼地平的工藝路線。By using sterically hindered, electron - rich alkylphosphines and n - heterocyclic carbenes ( nhc ), this process has encompassed a broad range of substrates including ketones, aldehydes, esters, amides, malonates, nitrocompounds, nitriles and sulfones
隨著大位阻、富電子烷基膦和氮雜環卡賓( nhc )為配體的催化體系的出現,該類反應的底物已從酮擴展到醛、酯、酰胺以及含酸性氫的化合物如丙二酸酯、硝基化合物、腈、碸等。Nitrate is converted to ammonium by nitrate reductase and ammonium is then incorporated into glutamine and gluamate, either by the glutamine synthase - glutamate synthase ( gs - gogat ) pathway or by glutamate dehydrogenase ( gdh )
硝酸鹽在硝酸還原酶作用下被轉化為銨,接著所產生的銨在谷氨酰胺合成酶-谷氨酸合酶( gs - gogat )或谷氨酸脫氫酶( gdh )的作用下與谷氨酰胺和谷氨酸結合。Test study on passivation methods in chemical cleaning of boilers, including to use sodium nitrite, hydrogen peroxide, polyphosphate, hydrazine, acetone oxime, trisodium phosphate, and sodium carbonate, has been carried out, and combined with typical examples of application, recommendations for selecting these passivation methods and for using suitable passivation technology being put forwad
摘要對鍋爐化學清洗中亞硝酸鈉鈍化法、過氧化氫鈍化法、多聚磷酸鹽鈍化法、聯氨鈍化法、丙酮肟鈍化法、磷酸三鈉鈍化法和碳酸鈉鈍化法進行了試驗研究,並結合典型的應用實例,提出了選擇這些鈍化方法的建議和適合採用的鈍化工藝。Problems with levels of ammonia, nitrates, nitrites, hydrogen sulfate, acidity and alkalinity, lack of dissolved oxygen in the water, hard water, and abrupt changes in temperature
繁殖育苗池內水質不良,如:氨硝酸亞硝酸化合物硫化氫酸鹼度溶氧不足硬水及水溫劇變等。The self - assembling behavior and mechanism of ppq - b - ps, ppq - b - peg copolymers in the selective solvents were studied. the 5 - acetyl - 2 - aminobenzophenone ( abp ) was synthesized by using p - nitroacetophenone, ethylene glycol, phenylacetonitrile, hydrogen, perchloric acid as raw materials under stirring means
以對硝基苯乙酮、乙二醇、苯乙腈、氫氣、高氯酸為原料,用迴流攪拌的方法合成出5 -乙酰基- 2 -氨基二苯甲酮( abp ) 。The sample was dissolved by hno3 - h2so4 - kmno4 in high - perssure cooker, then the mercury in building adhesives was determined by hydride atomic fluorescence spectrometry
摘要用硝酸-硫酸-高錳酸鉀在高壓鍋中溶樣,採用氫化物發生原子熒光光譜法測定建築用粘合劑中汞。分享友人