Tetracontane, >97%, 1g Back Catalog number: T0449-1G Availability: In the manufacturer's stock Price on request - + Recommended S-4143-025-10B Low level Nitrogen & Sulfur Calibration Set Units: 1x1mL ampoules or 10mL screwcapped bottle Nitrogen introduced using Aniline / Sulfur introduced using di-n-Butyl Sulfide Catalogue No. Concentration Matrix: Benzene mg/kg (ppm) S-4143-0 Price on request 2417.15-K-IPX5 Bisphenol-A-d6, 1000µg/mL, Solvent-isopropanol, Unit 1mL, # of units-5, Cas.no. 86588-58-1 Price on request 92704 EPA Method 525Mix #2 Price on request