PCB-Mix 1, 10 ng/µl, 10ml

alpha-Endosulfan-d4 (1,1,5,5-d4),100 µg/mL,n-nonane,1mL,

Trifluralin, 1000µg/ml in Toluene, 1ml

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