萃取的

Combined with purifying using Spe-ed solid phase extraction Cartridges Octadecyl C18/18% and determining by reversed-phase high performance liquid chromatography, extraction effects by four kinds of extraction methods were studied.

结合固相萃取柱净化－HPLC测定技术比较了4种提取方法对土壤样品中吡虫啉的提取效果。

Elimination of phosphorous pentachloride was accomplished utilizing conventional extraction techniques.

使用传统的萃取技术除去五氯化磷。

ABSTRACT Investigation on the Structures and Structure-Activity Relationships for Acidic Phosphonate Rare Earth Extractants Molecular dyna...

用分子动力学模拟退火方法、半经验量子化学方法（PM3）研究了28种烃基磷酸酯系列萃取剂的三维空间结构和电子结构。

HE EXTRACTION OF NITRIC ACID WITH DIBUTYL HYDROGEN PHOSPHONATE

膦酸氢二丁酯对硝酸的萃取

In chapter 2: the elementary extraction of phytic acid was studied.

第二章，植酸从油菜籽饼粕中的萃取。

The extraction distribution ratios have been measured as a function of shaking time, counter anion, pH value, picric acid concentration, extractant concentration, diluent and temperature.

利用放射性同位素示踪技术，系统研究了32种开链大环化合物对Am／Eu及Cs／Na的萃取分离行为。

Natural L-astaxanthin is supercritical fluid extraction from haematococcus pluvialis powder.

天然左旋虾青素是雨生红球藻粉经超临界萃取，它是一种超强的天然抗氧化剂。

A new method for the total analysis of the polybasic acid s and higher fatty acids in hawthorn fruit by gaschromatography-mass spectrometrywas developed.

采用硫酸甲酯化处理山楂果样品，二氯甲烷作萃取剂，用气相色谱-质谱联用法对山楂果中的多元酸和高级脂肪酸进行了全面分析。

Determination of Polycyclic Aromatic Hydrocarbons in Drinking Water by Liquid-Solid Extraction and HPLC with Coupled Ultraviolet and Fluorescence Detection.

测定多环芳烃的饮用水中液固萃取和高效液相色谱耦合紫外线和荧光检测。

Solid-phase extraction is an effective tool for the preconcentration of trace elements and their separation from various sample constituents.

固相萃取是微量元素预浓缩以及从复杂组成样品中将其分离出来的有效工具。

As she looked at Warrington's manly face, and dark, melancholy eyes, she had settled in her mind that he must have been the victim of an unhappy attachment.

每逢看到沃林顿那刚毅的脸，那乌黑、忧郁的眼睛，她便会相信，他一定作过不幸的爱情的受害者。

Maybe they'll disappear into a pothole.

也许他们将在壶穴里消失