Custom mix, Alkylated Phenols, 3 components in isooctane each 100µg/mL: 8917.13 4-(1-Ethyl-1-methylpropyl)-2-methylphenol 1437.12 4-n-Hexylphenol 1442.14 2,4-Di-tertbutyllphenol

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

EPA Method 507/525 Analyte Mix #1

Ethylcyclopentane