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Try Our Pain-Free Method for Multiclass Drug Analysis

Struggling to add new drugs to your pain panel? Our simultaneous analysis of 231 multiclass drugs and metabolites helps you keep up with demand. This LC-MS/MS Raptor Biphenyl method provides the speed, sensitivity, and specificity you need for success.

Highly Selective LC-MS/MS Method for Amphetamine Enantiomers in Urine

Accurate analysis of amphetamines in urine using chiral columns can be achieved; however, our method provides a simpler, more cost-effective solution. All enantiomers were separated in a fast, 7-min quantitative analysis with no matrix interference.

Rapid Analysis of 25-Hydroxyvitamin D Epimers in Serum by LC-MS/MS

The C3 epimers of 25-hydroxyvitamin D have lower bioactivity than the primary metabolites and—if not chromatographically separated—can cause vitamin D levels to be overestimated. Raptor FluoroPhenyl columns provide baseline resolution of all key compounds in a fast, 5-minute analysis.

Explore Method Changes in Seconds with Pro EZLC Method Translator

Switching an LC method to a smaller column format can save time, solvent, and sample, but proper method translation is essential. Restek’s Pro EZLC method translation software makes it easy to test different scenarios from your desk and ensure success in the lab.

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