工业N,N-二甲基甲酰胺中微量水测定专用气相色谱仪浩瀚色谱:经营范围: 色谱仪器技术开发、技术推广及技术咨询;销售:实验室设备。
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二甲基甲酸胺(DMF)是一种非常重要的化工原料,无论是在工业生产和试验室均被广泛使用。它能与有机溶剂及大部分无机溶剂化合物相混溶,因此是一种非常优良的溶剂,有万能溶剂之称,被广泛应用于催化剂、高分子、制药、制革、涂料、树脂等行业,但它对人体有一定的危害,需要严格检测控制。
滕州市浩瀚色谱仪器技术服务有限公司,与时俱进,以科学发展为指导,在王晓莹经理的带领下,依托翔鹰分析技术研究所,色谱工程研究所,分析与测试ZX,3个科研单位,研发出工业N,N-二甲基甲酰胺中微量水测定专用气相色谱仪,测定N,N-二甲基甲酰胺(DMF)中水分含量的方法,该方法具有操作简单,准确度高,重复性好等优点,非常适用于化工生产行业中的现场监控。用该法测定高、中、低三个不同浓度添加量的相对误差(RE)在0.8%~2.0%之间,对同一样品重复测定的标准偏差(SD)为0.45,相对标准偏差(RSD)为2.85%(n=6)。
工业N,N-二甲基甲酰胺中微量水测定专用气相色谱仪测定谱图:
Industrial N, N-Dimethylformamide in the determination of trace water for gas chromatography
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Dimethylformamide (DMF) is a very important chemical raw material, both in industrial production and laboratory are widely used. It is compatible with organic solvents and most of the inorganic solvent compounds, so it is a very good solvent, a universal solvent, is widely used in catalysts, polymers, pharmaceuticals, leather, paint, resin and other industries, But it has a certain harm to the human body, the need for strict detection control.
Tengzhou City, the vast chromatographic equipment Technology Co., Ltd., advancing with the times to scientific development as a guide, under the leadership of Wang Xiaoying manager, relying on Xiangying Institute of Analytical Technology, Institute of Chromatography, analysis and testing center, three scientific research units A method for the determination of water content in N, N-dimethylformamide (DMF) was developed by using a special gas chromatograph for the determination of trace water in industrial N, N-dimethylformamide. The method has the advantages of simple operation and high accuracy , Good reproducibility, etc., is very suitable for chemical production industry in the field of monitoring. The relative error (RE) of the three different concentrations of high, medium and low was 0.8% ~ 2.0%, the standard deviation (SD) was 0.45, the relative standard deviation (RSD) Was 2.85% (n = 6).
Industrial N, N-Dimethylformamide Determination of Trace Water for Gas Chromatography: