EPA Method 8120 Analytes

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

ISO 9377-2 Stearyl Stearate Solution for Comparison Unit: 1mL for direct GC-comparison Stearyl stearate test solution, 2mg/mL (S-4134) 0.5mL Extraction agent (pentane) 24.5mL

Heptadecanoic acid (Margaric), 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 506-12-7