Dibenz[a,h]anthracene-d14, 100µg/mL in Toluene, 1ml

Propazine, 250mg

n-C17/(n-C17 + n-C27) (Integration control) 2000 µg + 500 µg in isooctane solution in 1mL isooctane n-Heptadecane/n-Heptacosane = 4:1

Disodium 2-Oxoglutarate, >98%, 5g