John Dolan

John Dolan is best known as one of the world’s foremost HPLC troubleshooting authorities. He is also known for his research with Lloyd Snyder, which resulted in more than 100 technical publications and three books.

Articles by John Dolan

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Articles
| 4 min read
Understand the impact of injecting strong organic solvents in reversed-phase HPLC, including tips on solvent strength and injection volume for accurate peak results.
Articles
| 4 min read
Learn the potential impacts of air entering HPLC columns, common causes, and tips to avoid performance issues.
Articles
| 3 min read
Proper HPLC column storage is essential to maintain performance and lifespan. Learn storage tips to avoid common pitfalls in chromatography.
Articles
| 3 min read
Discover the resilience of modern HPLC analytical columns and learn how they withstand accidental drops, shocks, and even unexpected damage.
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Articles

Common HPLC Degasser Issues and Solutions

| 4 min read
Articles

Preventing and Fixing a Clogged HPLC Column: Key Insights

| 3 min read
Articles

Understanding LLOQ in LC-MS/MS Analysis: Key Insights and Tips

| 2 min read
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Articles

Peak Purity in Chromatography: Enhancing Analysis Accuracy

| 2 min read
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Blogs

Dwell Differences

| 3 min read
close up of Molecular structure model
Blogs

Measuring Dwell Volume

| 3 min read
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Blogs

Gradient Distortion

| 3 min read
Gas chromatograph mass-spectrometer with ampoules
Blogs

Matrix Effects

| 3 min read
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Blogs

Standard Additions

| 3 min read
HPLC glass vials with blue caps in the auto sampler. Chemical analysis of plants and human samples
Blogs

Linearity Requirements

| 4 min read