Mass-Labelled DDT & Related Compound Mix, 2µg/ml in Nonane, 1,2ml Back Catalog number: MDET-MXA Availability: In the manufacturer's stock Price on request - + Recommended 73405 Methyl 4-Methoxysalicylate Price on request 73631 Loperamide, 1000µg/ml in MeOH, 1ml Price on request S-4142-05-IO 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