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- metallized acid dye 金属络合酸性染料
- This method was an improvement on acid dye direct titration. 对酸性染料直接滴定法作了改进。
- METHODS A solvent extraction acid dye spectrophotometry method was used with the detection wavelength at 412 nm. 方法 采用溶剂萃取酸性染料比色法测定含量 ,检测波长4 12nm。
- An acid dye colorimetry method was developed for the determination of cyclovirobuxine D and its tablets . 首次建立了黄杨宁酸性染料比色法。
- Methods The total alkaloids were tested at 420 nm with acid dye colorimetry in which atropine sulfate was used as standard reference. 方法以硫酸阿托品为对照品,利用酸性染料比色法,在420 nm处测定槲寄生总生物碱含量。
- Methods:Using the ultrasonic cleaner to extract the herbs, the alkaloid was tested at 416 nm with the spectroscopy by acid dye. 方法 :对半夏药材采用超声提取 ,依据酸性染料比色法的原理 ,在 4 16nm波长下进行比色测定药材中总生物碱。
- With regard to the adsorption of the three acid dye compounds, the kinetic parameters h and k_0 increased with increasing temperature. 吸附3种酸性染料时,h和k0 值在本实验的温度范围内均随着温度的升高而增加;
- The main results were as following:The content of the total alkaloids in Sophora alopecuroides L is analyzed by the acid dye colorimetry method and the result is 8.21%. 用酸性染料比色法测定对苦豆子样品中总生物碱的含量进行了测定;测定结果为苦豆子样品中总生物碱含量为8.;21%25。
- Acid dyes and metal complex dyes are used on dyeing wool, polyamide fibers, silks. 酸性染料和金属络合物染料适用于染羊毛,聚酰胺类面料,丝绸等。
- The flocculation performance of the salt applied to the wastewater with high concentration and high colority from J acid dye production has been studied,and its... 用高浓度、高色度的J酸染料废水对木素季胺盐的絮凝脱色性能进行了研究,并通过红外光谱分析,对木素季胺盐的絮凝作用机理进行了初步探索。
- Objective:To compare the two methods of content determination for total alkaloids in Tonkin Sophora root.Method: Acid base titration and colorimetric method of acid dye were used. 目的:比较山豆根总碱两种含量测定方法,为山豆根提取工艺优选提供参考。
- Methods: Adopting the acid dye colormetric method to determine the contents of total alkaloids of Sophora Flavescens Ait from the three extracting liquids such as water regurgitation, ethanol regurgitation and ethanol percolation. 方法:采用酸性染料比色法,对苦参水回流、醇回流、醇渗滤三种提取液中的生物总碱进行含量测定。
- In this paper, the influence of substituents in sulfonephthalein acid dye onthe spectral properties of their dye ion-pair complex with methylene blue basic dye hasbeen studied, when using 1, 2-dichloroethane as extractant. 本文研究了二氯乙烷中取代基对三种苯酚磺酞类酸性染料与碱性染料亚甲蓝形成的染料离子对吸光性质的影响.
- OBJECTIVE To develop the acid hydrolysis acidic dye color metric method for the determination of alkaloid and gluco alkaloid in Bulbus Fritillariea . 目的 建立酸水解 酸性染料比色法同时测定贝母类药材中生物碱及生物碱苷含量的方法。
- METHODS Acidic dye colorimetry with bromothymol blue as ion pair reagent was employed to determine the alkaloids in samples. 方法用溴麝香草酚蓝同川芎生物碱形成稳定的有色离子对酸性染料比色法测定总生物碱的含量。
- The metal is fretted with the acid. 金属被酸腐蚀。
- The article described the development and testing of the dye fixative agent for polyamide fiber fixed with acid dyes. 介绍了酸性染料染聚酰胺纤维固色剂的研制与测试。
- The acid has eaten through the metal cover. 酸已把金属盖子蚀穿了。
- She knows why the metal is the good conductor. 她知道金属为什么是好的导体。
- Quaternized reactive formaldehyde-free color-fixing agent HET was synthesized, and its color fixation effect was tested for wool dyed with acid dye red G. 摘要合成了一种季铵化反应性树脂无醛固色剂HET,测定了该固色剂对羊毛织物经酸性红G染色后的固色效果。