All News

1991 Author–Subject Index

Guest authors discuss equipment qualification for good laboratory and manufacturing practices compliance.

The authors describe the characterization of polymers and additives using a novel heart-cut evolved gas analysis GC–MS method.

John Hinshaw discusses using multilevel calibration for quantitative results computations.

The author describes using HPLC with chemiluminescence nitrogen-specific detection and aperometric detection to determine organic impurities in a tedisamil dihydrochloride drug substance.

John Dolan focuses on stability-indicating assays for pharmaceutical products.

Second of a two-part series in which Ron Majors examines the trends in column introductions at Pittcon 2002.

John Hinshaw discusses computer-controlled pneumatics systems, including their advantages and disadvantages.

1996 Author–Subject Index

1983 Author–Subject Index

1998 Author–Subject Index

2000 Author–Subject Index

The authors present integrated microwave extraction as an enhanced version of microwave-assisted solvent extraction in which solvents are optimized for chemistry and microwave absorption is modified using secondary microwave absorbers.

2001 Author–Subject Index

1995 Author–Subject Index.

Dolan reflects on 10 years of change in HPLC and predicts more widespread use of mass spectrometers, faster autosamplers, and better ways of monitoring column health.

1999 Author–Subject Index

1997 Author–Subject Index

The first of two columns on new chromatography columns, accessories, and sample preparation products, including solid-phase extraction, introduced at Pittcon 2002 will feature families/series of HPLC columns new to the marketplace along with detailed coverage of reversed-phase, normal-phase, ion-exchange, and size-exclusion HPLC columns.

Ion chromatography analysis of anions in water.

SPE of cholesterol from biological fluids followed by TLC analysis.

SPE of basic drugs from biological fluids.

HPLC analysis of barbiturates.

Ion-exchange analysis of proteins.

This note describes the use of an application database for developing LC and GC methods.

Separation of antihistamines using a thermally stable HPLC column.

GC–MS analysis of residual polystyrene in a pharmaceutical product.

Microwave-assisted extraction of pesticides, herbicides, semivolatile organic compounds, phenols, PCBs, and dioxins and furans.