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分析化学学习中心

简介

分析化学是制药、生命科学、环境和食品检测等各个领域实现精确测量和质量保证的基石。本学习中心提供重要的见解、策略和资源，以提高精确测量、方法开发和数据可靠性。了解与色谱分离、光谱学、样品制备和方法验证相关的资源，从而始终站在分析创新的最前沿。

特色文章

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Analysis of PFAS in Water according to EPA 1633

LC-MS/MS determination of per- and polyfluoroalkyl substances (PFAS) in water samples using Supelclean™ ENVI-WAX™ SPE cartridges as per EPA Method 1633.

Sample Cleanliness Using BioSPME

Learn about Supel™ BioSPME C18 96-pin tool to prepare a clean sample with minimal matrix effects for an LC-MS/MS analysis from human plasma and its comparison with acetonitrile-based precipitation.

GC-MS Analysis of Lithium Ion Battery Electrolyte Solvents

Analysis of carbonate solvents in lithium-ion batteries like ethylene carbonate, dimethyl carbonate, diethyl carbonate, and more using SPB^®-624 column.

缬沙坦中的N-亚硝胺测定

亚硝胺经证是沙坦家族活性药物成分 (API) 中的一种严重污染物。本文介绍了一种根据美国 FDA 指南测定缬沙坦片中亚硝胺含量的 GC-MS 方法，适用于药品质量控制。

The Carbon Enigma: Material Fundamentals and Retention Properties for Porous Graphitic Carbon (PGC) Stationary Phases

A shortened review of fundamentals of Porous Graphitic Carbon (PGC) materials. What they are and how do they work as a stationary phase material in HPLC?

Cannabinoid CRMs: Testing Accuracy & Traceability

ISO-certified cannabinoid CRMs, THC and THCA, available as single components or mixes, for accurate potency testing.

分析化学技术

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小分子HPLC分析_小分子鉴定_液相色谱-默克生命科学

探索高效液相色谱技术、色谱柱和样品前处理策略，以便在复杂的样品基质中精确分析和分离小分子。

默克Supelco®_气相色谱分析_分析化学-默克生命科学

探索气相色谱的基本工具、技术和产品，以支持准确、高效和可靠的分析化学工作流程。

固相萃取(SPE)_SPE原理_SPE应用-默克生命科学

探索固相萃取 (SPE) 技术、产品和方案，以获得更清洁的样品并提高分析工作流程的准确性。

质谱分析_质谱分析应用_质谱分析原理-默克生命科学

了解质谱技术，探索用于准确识别、量化和分析各种应用的产品和资源。

滴定_卡尔费休滴定_卡尔费休滴定法-默克生命科学

探索各种技术、工作流程和资源，掌握精确的容量法和卡尔费休法，以进行准确的含量测定和分析。

薄层色谱_TLC应用_薄层色谱流程和原理-默克生命科学

了解 TLC 原理、工作流程和应用，以分离和分析食品、制药、化妆品和环境样品中的各种化合物。

资源库

推荐阅读

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文章：高效液相色谱故障排除指南

识别并纠正常见高效液相色谱(HPLC)问题，恢复色谱柱性能。

文章：薄层色谱的技巧和窍门

Troubleshooting guide for thin-layer chromatography to enhance sample application, development, and visualization, and address common problems.

文章：选择正确的参考材料质量等级

Reference materials, standards and certified reference materials are critical for analytical testing. We can help you to choose the ideal reference material for your application, whether you are using reference materials for calibration or quantitative analysis.

文章：USP HPLC 色谱柱

Explore our full selection of USP HPLC columns, from L1 to L45, made for accurate and reliable separations in a wide range of applications.

文章：提高纤维重现性的镍钛诺芯 SPME 纤维

A comparison between Carboxen^®/PDMS coated nitinol core and fused silica core adsorbent SPME fibers for factors, such as coating process, testing process, inertness, raw materials, and durability.

Ion Chromatography Instrument Qualification using IQ/OQ/PQ Kit

Explore key tests in ion chromatography qualification using a pre-packaged IQ/OQ/PQ kit with six certified bromide standards for IC performance checks.

分析化学学习中心

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