查询词典 acetic

Methods Anhydrous acetic acid as solvent, 0.1 mol/L perchloric acid as titrant, crystal violet solution as indicator to establish non-aqueous titrations and ODS column as stationary phase, methanol and a mixture of 0.025 mol/L sodium phosphate monobasic and 0.02 mol/L sodium dedecyl sulfate (80:20) adjusted with phosphoric acid to a pH (4.8±0.1J as mobile phase, 220 nm as detective wavelength to establish HPLC-UV method for determination of piperazinylethylestrone drug substance; FMOC-CL as a derivatization reagent, FD as a detector to establish an HPLC method with derivatization and column switching for determination of piperazinylethylestrone in dog plasma.

分别采用无水冰醋酸为溶剂，0.1mol/L高氯酸为滴定液，结晶紫指示液指示终点的非水滴定法和HPLC-UV法测定哌嗪雌酚酮原料药含量；以FMOC-CL为衍生化试剂，采用柱切换柱前衍生化萤光检测的HPLC法测定狗血浆中哌嗪雌酚酮含量。

Nearly his whole belly of alcohol has change into acetic acid.

他一肚皮的酒几乎全化为了醋酸。

Fluoroalkyl acetic acids were converted to their corresponding carbonyl chlorides, and the latter reacted with o-aminpbenzyl aldehyde and ammonia gas to give 3-(1-imino-fluoroalkyl)-1H-quinolin-2-ones in moderate yields.

将2-氟烷基乙酸转化成相应酰氯，后者与邻氨基苯甲醛在通氨气条件下以较高产率转化为相应的3-（1-亚胺基-氟烷基）-1H-喹啉-2-酮。

Sulfuric acid series, hydrochloric acid (AR hydrochloride, CP hydrochloric acid) series, nitric acid, phosphoric acid, boric acid, protopine, soda ash, ammonia, acetic acid, bleaching powder, chloride, alkaline chlorine of aluminum, nickel chloride, nickel sulphate, polyacrylamide, such as hydrogen peroxide.

硫酸系列，盐酸系列，硝酸，磷酸，硼酸，片碱，纯碱，氨水，冰醋酸，漂白粉，聚合氯化铝，碱式氯化铝，氯化镍，硫酸镍，聚丙烯酰胺、双氧水等。

Since there are real demands to the fine powder of expansible graphite in the market, it was studied that glacial acetic acid were inserted into 2μm5μm micro-graphite using potassium dichromate, potassium permanganate, or ammonium persulphate as oxidant and acid as medium to get FPEG low expansible volume successfully.

针对目前对低膨胀容积的可膨胀微粉石墨的实际需求，本论文研究了在酸性条件下，以重铬酸钾、高锰酸钾或过硫酸铵为氧化剂，成功地将冰醋酸插入2μm5μm石墨层间，制得低膨胀容积的可膨胀微粉石墨。

The synthesis of aniline from benzene and hydroxylamine hydrochloride in acetic acid–water media under mild conditions was also studied. Using NaVO3 as the catalyst, its catalytic performance in the amination was investigated in detail.

本文还采用盐酸羟胺为胺化剂，考察了温和条件下醋酸-水介质中苯与盐酸羟胺合成苯胺的反应。

Methods: Asarum volatile oil was obtained through steam distilla-tion.Mice writhing response induced by ip 0.8 % acetic acid was adopted to observe the analgesia effect of asarum volatile oil.

用水蒸气蒸馏法提取细辛挥发油成分，将其配制成不同剂量组，检测乙酸致痛小鼠脑组织和血清中NO、PGE2、MDA含量以及NOS和SOD活性。

If difficulties are encountered in filtering the hot acetic acid solution through filter paper, an asbestos filter may be prepared and used to advantage.

如果遇到困难在过滤热醋酸溶液通过过滤纸，石棉过滤器可编制和使用的优势。

The effects of molar ratio of benzyl alcohol to acetic acid,reaction time,and the amount of catalyst and its reusability on esterification yield were discussed.

结果表明，乙酸苄酯最适宜的合成工艺条件为：酸醇摩尔比2∶1、催化剂用量3.5%、带水剂用量40%、反应时间6 h。

The results showed that the optimal conditions for synthesis of benzyl acetate were: the molar ratio of acetic acid to benzyl alcohol was 2∶1,the amount of the water carrier was 40%,the amount of the catalyst was 3.5%,and reaction time was 6 h.

结果表明，乙酸苄酯最适宜的合成工艺条件为：酸醇摩尔比2∶1、催化剂用量3.5%、带水剂用量40%、反应时间6 h。

Singer Leona Lewis and former Led Zeppelin guitarist Jimmy Page emerged as the bus transformed into a grass-covered carnival float, and the pair combined for a rendition of "Whole Lotta Love".

歌手leona刘易斯和前率领的飞艇的吉他手吉米页出现巴士转化为基层所涵盖的嘉年华花车，和一双合并为一移交&整个lotta爱&。

This is Kate, and that's Erin.

这是凯特，那个是爱朗。