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- ESI-MS data were acquired on a ThermoQuest Finnigan TSQ 7000 spectrometer in dichloromethane-methanol mixtures to which a 10 mmol/L ammonium acetate solution was added. 我在文献中看到他们做液质，但是看不大明白，下面是那句话，哪位考友帮忙解释一下，非常感谢
- iron and ammonium acetate solution 醋酸铁铵溶液
- ammonium acetate solution 醋酸铵溶液
- Insoluble in water but soluble in hot ammonium acetate. 不溶于水，能溶于热的醋酸铵。
- Nefedipine was synthesized with m-Nitrobenzaldehyde,ethyl acetoacetate,ammonium acetate. 以间硝基苯甲醛,乙酰乙酸乙酯,氨化试剂为原料。
- Polyaspartic acid(PASP) was synthesized by self-catalysis process with microwave using maleic anhydride and ammonium acetate as raw materials. 以马来酸酐和乙酸铵为原料,在微波条件下用自催化法合成了聚天冬氨酸(PASP)。
- In benzene or ethyl acetate solution rates increase linearly with methyl methacrylate concentration. 在苯或乙酸乙酯溶液中其衰减速度随甲基丙烯酸甲脂浓度呈直线地增大。
- Flask-shaking fed batch fermentation is carried out in the study by feeding glucose, ammonium acetate and ammonium sulfate and complete fermentation medium. 进行了补葡萄糖、补醋酸铵和硫酸铵和全组分补料的摇瓶补料分批发酵实验。
- Benzyl acetate has been synthesised by the direct reaction of benzyl chloride and sodium acetate solution catalyzed by triphase transfer catalyst. 本文用三相催化法由氯化苄和乙酸钠水溶液一步合成乙酸苄酯。
- As the jets of cellulose acetate solution emerge they meet a stream of warm air which evaporates the acetone, leaving the solid cellulose acetate in the form of fine filaments. 在醋酯纤维素的射流束出现时,会遇到一股热流,丙酮被蒸发,剩下的则是细丝状的醋酯纤维纱。
- Mehlich 3 (M_3), Olsen, Bray 1, Bray 2, and Ammonium Acetate (AA) were compared to select an extractant both suitable for extracting P and K from acid and calcareous paddy soils in Guangdong. 用Mehlich 3(M_3)、Olsen、Bray 1、Bray 2和醋酸铵(AA)对广东主要水稻土的有效磷、钾进行测定比较。
- A HPLC method was developed for determination of acetaminophen (1)solution. A reverse-phase C 18 column was used and the mobile Phase was methanol-0.05 mol/L ammonium acetate (15:85). The internal standard was theophylline(2). 采用HPLC法以十八烷基硅烷键合硅胶为固定相，甲醇－0.;05mol/L醋酸铵溶液（15：85）为液动相，茶碱为内标，测定对乙酰氨基酚溶液的含量。
- Human chorionoc gonadotrophin is separated and purified from the urine of pregnant wo-men by kaolin adsorption, ammonium acetate extraction and DEAE-cellulose chromatographiccolumn. 本文用高岭土吸附、醋酸铵抽提、DEAE-纤维素柱层析,从孕妇尿中分离纯化人绒毛膜促性腺激素。
- The modes of occurrence of potassium in coals were investigated by sequential extraction procedures with distilled water,1 mol/L ammonium acetate and 1 mol/L hydrochloric acid in turn. 通过萃取的方法,分别以水、醋酸铵和稀盐酸为萃取液对钾在我国一些煤中的存在形式进行了研究。
- METHODS: Aromatic aldehyde and 3 equivalents of ammonium acetate were refluxed in methanol for 10 min to form Shiff base.Malonic acid was added and reaction mixture refluxed intensely for 16 h. 方法:以甲醇为反应溶剂,芳香醛和3当量醋酸铵反应生成希夫碱,再加入丙二酸,反应混合物剧烈回流16h得目标产物。
- In small nitrogenous fertilizer plant, the spraying-type actifier column for cuprammonium acetate solution has the advantages of simpler equipment, easier operation and higher actified efficiency, compared with the vertical actifier column. 小氮肥铜液再生改为铜液喷淋再生塔，使再生设备结构更合理、操作易于控制、再生效率高。
- Aim To analyze systematically the effect of methanol content in combined methanol off gases to the absorb ability of cuprammonia acetate solution from the combination of theory and practice. 目的提供一种先进的联醇合成气中甲醇分离装置。方法采用理论分析计算和工业实践应用相结合的方法。
- Fruit juice and beer are slash, should dip in with soft cloth first washing powder solution is wiped, reoccupy Wen Shui adds a few to feed acetic solution to swab. 果汁和啤酒迹，要先用软布蘸洗衣粉溶液擦拭，再用温水加少许食醋溶液擦洗。
- Six leaching solutions, 1M ammonium acetate (pH7.0) , 0.1 M r. cetate buffer (pH5.0) 0.05 M EDTA (pH4.8) , 0.1 M chlorhydric acid (pH 1.0) , 3% hydrogen peroxide in 2.5% acetic acid (pH2.6) , 0.1 M ascorbic r. cid (pH2.4) were used. 试验中采用了6种提取溶剂:1M乙酸铵溶液(pH7.;0);1
- It may take a long time to find a solution to the problem. 也许要花很长时间才能找到解决这个问题的办法。
