Calibration in analytical chemistry is fundamental to quantifying substances and ensuring the metrological integrity of measurement systems. By establishing a reliable relationship between the ...

Stable isotope-labeled internal standards are widely used in laboratory-developed clinical mass spectrometry tests. An equal amount of these internal standards is added to all samples in a batch, ...

The results of forced degradation studies indicate the need for alternatives to valerophenone as an internal standard calibration for quantifying ibuprofen in bulk drug and tablet assay samples.

Dr. Joseph Lackey, Technical Manager at LGC Standards, provides an in-depth look at how calibration strategy selection in ...

A variety of modern innovative analytical instruments, ranging from a simple apparatus to complex computerized systems, are used in the pharmaceutical sector to get accurate data and to help ensure ...