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2016-6. How Does It Work? Part II: Mixing and Degassing

June 1, 2016

Different techniques of liquid chromatography (LC) mobile-phase mixing can give different results and have different problems. LCGC 34(6) 400-407 (2016) John W. Dolan

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2013-9. Variable Retention Times – A Case Study

September 1, 2013

How do you identify the cause of unstable retention times? LCGC 31(9) 778-783 (2013) Katerina Naumoska, Alen Albreht, Irena Vovk, and John W. Dolan

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2006-7. Gradient Performance Problems — A Case Study

July 1, 2006

There always seems to be one more way an LC system can fail. LCGC 24(7) 662-668 (2006) Jonathan J. Gilroy and John W. Dolan

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2004-10. Gradient Performance Checks

October 1, 2004

Just how good are your gradients? LCGC 22(10) 982-988 (2004) Jonathan J. Gilroy and John W. Dolan

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1995-6. Mobile-Phase Proportioning Problems and Standard Operating Procedures

June 1, 1995

Standard performance-checking procedures can speed troubleshooting. LCGC 13(6) 456-458 (1995) Travis Culley and John W. Dolan

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1993-6. Avoiding the Pitfalls of Published Methods

June 1, 1993

Using a published method may seem like an easy way to get a quick separation, but beware of incorporating someone else’s mistakes into your work. LCGC 11(6) 412-415 (1993) John W. Dolan

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1988-7. Mobile Phase Proportioning Problems

July 1, 1988

LCGC 6(7) 572-576 (1988) John W. Dolan

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