Anion Exchange-Ion Chromatographic Determination of Acetate Phosphate and Citrate in Cigarette Paper 阴离子交换离子色谱法测定卷烟纸中乙酸盐、磷酸盐和柠檬酸盐含量
The amino acid analysis direct system was used to test the free-glycin in dairy drinks, and the methods for sample pretreatment and chromatographic parameters were studied in this paper. 本文用氨基酸分析仪测定含乳饮料中游离甘氨酸含量,研究了样品预处理方法和仪器色谱分离条件。
Methylisopropyl ketone is an important organic solvent widely used in chemical industry. A gas chromatographic method was proposed in present paper. 甲基异丙基酮在化工领域应用广泛,是重要的有机溶剂。
A single step chromatographic method for purification of C-phycocyanin from Aphanothece halophytica ( AH-PC) was set up in this paper. 文章确立了简便的一步法纯化盐生隐杆藻藻蓝蛋白。
The chromatographic method usually used are: paper chromatography, thin layer chromatography, liquid chromatography, gas chromatography. 常用的色谱方法有:纸色谱、薄层色谱、液相色谱、气相色谱。
A new quantitative approach, chemiluminescence method and appropriative apparatus, to determination of paper chromatographic spot were presented in this paper. 提出一种纸色谱斑点定量的新途径化学发光法及专用装置。
Through the analyses of the 13 C NMR chromatographic shapes and parameter characteristics of low mature oil and mature one, the paper draws two conclusions: ① The above two kinds of crude oil can be classified by their molecular structures; 本文通过低熟原油与成熟原油在13C-NMR谱图形态、参数特征的分析,得出了可由分子结构特点来区分低熟原油和成熟原油。
If there were less water in sample and the chromatographic peaks of all components in sample are revealed on the paper of picture, the correct result of triethyleneglycol content in sample was measured by the normalization method. 如果三甘醇混合物样品含水量甚微,以及各组分都能在色谱图上出峰显示,则用归一法能测得三甘醇含量的准确结果。
The principles, method of the analysis, structure and character of gas chromatographic instrument for vacuum melting furnace with high frequency are introduced and analysed in this paper. 本文对高频真空熔融气相色谱分析仪的测试原理、方法、结构、特点等方面进行了介绍和分析。
The characteristics of oil migration and accumulation have been studied by the application of the chromatographic separation theory in this paper. 本文应用色谱分离原理,研究了原油在地层中运移和聚集的特征,在较高的温度下,地层对原油的色谱分离作用小,有利于原油的运移和聚集;
A gas chromatographic method to quickly test the efficiency of refrigerator deodorizer in eliminating ethanethiol is introduced in this paper. 报道一种快速检测冰箱除臭器对乙硫醇驱除效率的气相色谱分析方法。
Approach on semiautomatic deconvolution of hyphenated chromatographic data has been made in this paper. 对联用色谱数据的半自动解析法进行研究。