Ethanol standard in serum,3.0g/L,serum, 3mL

1H-Benzotriazole-4,5,6,7-d4,100 µg/mL,isooctane,1mL,

Calibration Mixtures: Di-n-butyl sulfide in Isooctane Unit: 1x10mL screw-capped bottle Isooctane µgS/g (ppm) Wt.% S-4050-0-10IO 0 Blank 0 S-4050-1-10IO 1 0.0001 Etc. S-4050-10Kit Kit of above solutions

D6729 Calibration Standard Mixtures Reference sample ARC96OX from Alberta Research Council, Edmonton, Canada Spark ignition engine fuel standard of known composition and concentration by mass.