![{{ x.title }}](https://www.mac-mod.com/wp-content/uploads/Allowable-Changes-to-USP-and-Pharmacopoeia-Monograph-LC-Methods-225x300.png)
Technical Notes
Allowable Changes to USP and Pharmacopoeia Monograph LC Methods
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Technical Notes
The Use of Mobile Phase pH as a Method Development Tool
![{{ x.title }}](https://www.mac-mod.com/wp-content/uploads/Selectivity-and-Stability-Review-of-HALO-Fused-Core-Columns-300x230.png)
Technical Reports
Selectivity and Stability Review of HALO® Fused-Core Columns
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Technical Support
Avantor® ACE® Excel-Bioanalytical Oligo Buffer Recommendations
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Technical Reports
UHPLC & HPLC Method Development for Pharmaceutical-Related Substance
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Technical Notes
Resolution, Sensitivity, and Stability for Method Screening
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Technical Notes
Fat- and Water-Soluble Vitamin Analysis in Supplements
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Technical Notes
Chromatography Solutions for the Analysis of Nitrosamines
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Catalogs
Avantor® ACE® Excel 1.7 um Catalog
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Technical Notes
MAC-MOD® SafetyCaps Material Data Sheet
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Technical Notes
Reversed-Phase Method Development Flow Chart
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Technical Notes
HILIC Method Development Flow Chart
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Technical Notes
HPLC and UHPLC System Shutdown and Reactivation Advice
![{{ x.title }}](https://www.mac-mod.com/wp-content/uploads/USP-Column-Codes-225x300.png)
Technical Notes
USP Column Codes
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Technical Notes
Transferring LC Methods Between Different Instruments
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Technical Notes
The Effect of Sample Diluent on Peak Shape
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Technical Notes
Analyte Properties – pKa, logP and logD
![{{ x.title }}](https://www.mac-mod.com/wp-content/uploads/FDA-LC-MS-MS-Method-for-the-Determination-of-NDMA-in-Ranitidine-232x300.png)
Technical Reports
FDA LC-MS-MS Method for the Determination of NDMA in Ranitidine
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Technical Notes
High Resolution Separation of BSA Tryptic Digest
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Catalogs
UltraSphere® Catalog
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Catalogs
Avantor® ACE® Catalog
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Catalogs
Avantor® ACE® UltraCore Catalog
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Application Guides
HALO® Application Guide
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Application Guides
Avantor® ACE® Complete Application Guide
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Application Packets
Avantor® ACE® UHPLC Application Packet
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Application Packets
Avantor® ACE® Pharmaceutical Application Packet
![{{ x.title }}](https://www.mac-mod.com/wp-content/uploads/Avantor-ACE-Monograph-Application-Packet-300x225.png)
Application Packets
Avantor® ACE® Monograph Application Packet
![{{ x.title }}](https://www.mac-mod.com/wp-content/uploads/Avantor-ACE-LCMS-Application-Packet-300x225.png)
Application Packets
Avantor® ACE® LCMS Application Packet
![{{ x.title }}](https://www.mac-mod.com/wp-content/uploads/Troubleshooting-Guide-by-John-Dolan-214x300.png)
Technical Reports
Troubleshooting Guide by John Dolan
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Technical Reports
How to Measure and Reduce HPLC Equipment Extra Column Volume
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Technical Notes
A Conversation on Retention and Resolution
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Technical Reports
Buffer Selection Guide by John Dolan
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Technical Notes
Guide to Labelling Mobile Phase Buffers
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Technical Notes
Solid-Core Technology
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Technical Notes
How to Determine Extra Column Dispersion and Extra Column Volume
![{{ x.title }}](https://www.mac-mod.com/wp-content/uploads/How-to-Determine-Column-Volume-and-Particle-Porosity-225x300.png)
Technical Notes
How to Determine Column Volume and Particle Porosity
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Technical Support
Avantor® ACE® SuperC18 Buffer Recommendations
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Technical Notes
Practical Ultra High Performance Liquid Chromatography (UHPLC)
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Technical Notes
Chromatographic Band Broadening and the van Deemter Equation
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Technical Notes
Gradient Chromatography
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Technical Notes
UHPLC Fittings and Connections
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Technical Notes
The Fundamental Resolution Equation and the Impact of k, N and α
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Technical Notes
Basic Column Care and Cleaning
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Technical Notes
How to Calculate Resolution
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Technical Notes
Retention Factor, k
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Technical Notes
How to Determine System Dwell Volume
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Catalogs
ProntoSil Catalog
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Catalogs
MAC-MOD® Waste Caps Catalog
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Catalogs
MAC-MOD® Safety Caps Catalog
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Catalogs