Internal/Injection Standards, 1.2ml, toluene

2,4,6,8-Tetrachlorodibenzofuran, 1.2ml x 50ug/ml, nonane

tert-Amyl ethyl ether

Low level Nitrogen Calibration Units: 1x1mL ampoules or 10mL screwcapped bottle Nitrogen introduced using Aniline Catalogue No. Concentration Matrix: isooctane mg/kg (ppm) S-4142-0 Blank S-4142-05 0.5 S-4142-1