Control for chromatography with tandem mass spectrometry for assessment of concentrations in biological samples.

Activated NHS ester of ROX (rhodamine X or rhodamine 101), pure 5-isomer, for the labeling of amine groups of biomolecules.

Random-sequence oligonucleotide can be used as a universal primer.

Orange-red fluorescent lipophilic dye for cell tracing with fast migration into membranes, an analog of FAST DiI™.

Green fluorescent lipophilic dye for cell tracing with fast migration into membranes, an analog of FAST DiO™.

Red fluorescent Nissl stain for visualizing the morphology of nervous tissue.

Retinol-d5 is a biologically active form of fat-soluble vitamin A, with a stable deuterium label for quantitative studies by MS methods.

Fast-response potential-sensitive fluorescent probe for imaging functional activity of mitochondria, neurons, and heart cells.

Ribo488 is the fluorescent intercalating dye for quantitation of RNA.

Concentrated reagent for quantitation of double-stranded DNA in a broad range initial sample concentration using a fluorescence plate reader or fluorometer.