anion-exchange chromatography

A simple and sensitive method for simultaneous determination of eight neutral and two acidic monosaccharides has been described by high-performance anion-exchange chromatography(HPAEC)with pulsed amperometric detection using gradient elution procedure of H2O-250 mmol/L NaOH-1 mol/L NaAc as mobile phase on CarboPac PA20 column(3 mmi.

6cm×100cm)从提取出β-胡萝卜素的杜氏盐藻残渣中分离出PD1、PD2、PD3、PD4a和PD4b共5个多糖级分,选用适当的条件水解后,利用高效阴离子交换色谱(法)测定了各多糖级分的单糖组成。

Determination of ppb level anions in sulfolane by ion chromatography with a novel column-switching injection system;

离子色谱-柱切换进样抑制电导检测环丁砜中的杂质阴离子

The application of anion exchange resins in anionic surfactant recovery in colloidal sheaf-increasing solution;

阴离子交换树脂对阴离子表面活性剂的回收

Effects of Anions on OH Stretching Raman Spectra of Water;

阴离子对水的羟基伸缩振动拉曼光谱的影响

HPLC Determination of 7 Anions in Environmental Water;

高效液相色谱法测定环境水中7种阴离子

Design and synthesis of novel tweezer anion receptors based on deoxycholic acid and molecular recognition properties for anions;

新型脱氧胆酸钳形阴离子受体的设计合成及其对阴离子的识别性能研究

Simultaneous Determination of Nine Anions in Rainwater and Slush by Ion Chromatography;

离子色谱法同时测定降水中的9种阴离子

Poly(vinyl alcohol)(PVA)-based polyanion was prepared by esterification of PVA with sulfuric acid.

硫酸与聚乙烯醇(PVA)经酯化制备PVA聚阴离子电解质。

Recent progress on the polyanion-type cathode materials for lithium ion batteries is reviewed.

综述了各种聚阴离子型锂离子电池正极材料的研究现状,重点对各种材料的结构和性能的关系,尤其是聚阴离子在正极材料中的作用,以及改善材料电导率的各种方法及其机理进行了总结和探讨。

This paper narrates the research situation of one-canwater-borne polyurethane coatings including anionic one-can water-borne polyurethane coatings, cationic one-can water-borne polyurethane coatings and modified one-can water-borne polyurethane coatings.

从阴离子型单组分水性聚氨酯涂料、阳离子型单组分水性聚氨酯涂料和改性单组分水性聚氨酯涂料三个方面分别阐述了单组分水性聚氨酯涂料近年来的研究概况。

A kind of anionic thermo-sensitive hydrogel wit h high swelling ratio was prepared by the co-polyme- rization of N-isopropyl acrylamide (NIPA) monomer and 3-sulfopropyl acrylate potassium salt (SPAPS) wi th little amount in the presence of N,N-methylene-bisacrylamide (MBA).

以N -异丙基丙烯酰胺为单体与少量丙烯酸(3 -磺酸 )丙酯钾盐共聚 ,以N ,N -亚甲基双丙烯酰胺为交联剂 ,得到一种具有较大溶胀比的阴离子型温敏水凝胶 。

Nanosized TiO2 was modified by water-based anionic hyperdispersant in order to obtain steady nanosized TiO2 aqueous suspension.

为制备稳定分散的纳米TiO2水悬浮液,采用自制的阴离子型水性超分散剂对纳米TiO2进行表面改性,使用红外、紫外、扫描电镜、沉降实验、黏度测试等方法对钛白粉的分散性进行表征。

Synthesis and performance study of anionic water-borne PU latex;

阴离子型水性聚氨酯的合成及其性能研究

Research of reaction conditions on prepolymerization of polyester anionic waterborne polyurethane emulsion;

阴离子水性聚酯聚氨酯乳液预聚反应条件的研究

Uncertainty Evaluation of Detection of Anionic Surfactants in Water;

水中阴离子表面活性剂的测量不确定度评定