Benzo[a]pyrene,400µg/mL,cyclohexane,0.5mL, Back Catalog number: 0239.20-400-05CY Manufacturer: CHIRON AS Availability: In the manufacturer's stock Price on request - + Recommended S-4142-1-10IO 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 683673 Atropine, 100 µg/ml, Acetonitrile, 1ml Price on request 12123.K-IP 2,4,5-Trichloroanisol,1000 µg/mL,isopropanol,1mL, Price on request