Dioxabenzofos, 100 µg/ml, Acetonitrile, 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

Estrone, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 53-16-7

2,2',3',4,4',5-Hexachloro-3-biphenylol, 1.2ml x 50ug/ml, nonane