2,4,5-TP acid (Silvex) Back Catalog number: 79539 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 678424 delta-HCH, 100 µg/ml, Acetonitrile, 5ml Price on request S-4142-1-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 AC-AQ50-030 Aqueous ethanol control EtOH AQ (5.0g/L), 10 x 3.0ml Price on request