Caffeine

Valve Timing Calibration Mix (without Internal Standard) 4 Analytes, each Wt.% as listed in isooctane; units: 1x10mL, 5x10mL Name Wt.% Name Wt.% Benzene 5.0 o-Xylene 10.0 Toluene 5.0 Isooctane

Custom Biomarker Mix 0378.12 Carbazole 0615.27 17 alpha(H)-22,29,30-Trisnorhopane 0622.27 alpha alpha alpha (20R)-Cholestane 0643.28 alphaßß (20R,24S)-24-Methylcholestane 0609.29 alpha alpha alpha (20R,24R)-24-Ethylcholestane

C25 Tricyclic terpane Y, neat, Solvent-neat, Unit ca. 5µg, # of units-1, Cas.no.