1,2,4-Butanetriol

EN 12916 System Calibration Standards 2 (SCS2) 2 Analytes, each concentration as listed in n-heptane; units: 1x5mL or 5x5mL 3416 FAME (5.12) as Linoleic acid methyl ester (3268.19) 0.4g/100mL 0212.18 Chrysene (5.11) 0.04g/100

12-cis,15-cis-Heneicosadienoic acid, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 191545-08-1

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