trans-Androsterone Back Catalog number: 10798.19-100-ME Manufacturer: CHIRON AS Availability: 3 weeks Price on request - + Recommended 677687 Tetraethyltin, 1000 µg/ml, Methanol, 5ml Price on request S-4142-5-10IO 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 96660 Pesticide Mix #2 Price on request