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An internal standard suitable for use in LC/MS or GC/MS testing methods of 7-aminoclonazepam for clinical toxicology, pain prescription monitoring, forensic analysis, or isotope dilution methods.
An internal standard suitable for buprenorphine testing or isotope dilution methods by GC/MS or LC/MS for clinical toxicology, pain prescription monitoring, urine drug testing, or forensic analysis.
This analytical reference material is suitable for use in LC/MS or GC/MS applications for clinical toxicology, forensic analysis, or urine drug testing.
Suitable for quantitation of amphetamine levels in urine, serum, or plasma by LC/MS or GC/MS for urine drug testing, clinical toxicology, forensic analysis, or sports testing.
An internal standard for Carisoprodol testing or isotope dilution methods by GC/MS or LC/MS for clinical toxicology, urine drug testing, pain prescription monitoring or forensic analysis.
This stable-labeled internal standard is suited for quantitation of nordiazepam levels in urine, serum, or plasma by LC/MS or GC/MS for urine drug testing, clinical toxicology, forensic analysis or isotope dilution methods.
Suitable for use as starting material in linearity standards, calibrators, and controls for numerous LC/MS and GC/MS applications in endocrinology, clinical chemistry, neonatal screening, and sports testing.
This stable-labeled internal standard is suitable for quantitation of cotinine levels in urine, blood, and saliva for GC/MS or LC-MS/MS applications in nicotine testing or clinical and diagnostic testing of nicotine biomarkers.
An analytical reference standard suitable for use as calibrators or controls in a variety of LC/MS or GC/MS applications such as clinical toxicology or pharmaceutical research.