Cyanuric Acid, 1.2ml x 100ug/ml, water

Methanol QC Reference Mixture III n-Butyl sulfide, 0.5 ppm (weight S by weight) in 99.9 % methanol; units: 1x10mL, 5x10mL

Octachlorodibenzofuran,50 µg/mL,n-nonane,1mL,

13C3-Caffeine, 10mg