2,8-Dichlorodibenzo-p-dioxin, 1.2ml x 50ug/ml, nonane Back Catalog number: DD-28-S Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 2228.12-100-IO 3'-Fluoro-2,4,4'-trichlorobiphenyl, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 863314-89-0 Price on request 3475.10-10MG 5,8-Dihydro-1,4-naphthoquinone, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 6295-28-9 Price on request S-4142-10-10IO 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 Price on request