Oxygenates Standard

Natural dimethylpyrazines (2,5 -and 2,6)-, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-, Cas.no.

Carvedilol-d4 (ethyl-d4), neat, Solvent-neat, Unit 10mg, # of units-, Cas.no. 1133705-56-2

Methanol QC Reference Mixture III n-Butyl sulfide, 0.5 ppm (weight S by weight) in 99.9 % methanol; units: 10x10mL