Benzo(e)pyrene, 100 µg/mL in Acetonitrile, 1ml Back Catalog number: XA20645000AL Availability: In the manufacturer's stock Price on request - + Recommended 11191.22-100-ME Sildenafil-d8 (piperazine-d8),100 µg/mL,MeOH,1mL Price on request 2127.12-100-IO Arochlor 1248 , 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 12672-29-6 Price on request S-4132-ASS-MX Olefin Mixture 5 Analytes, each Wt.% as listed in n-hexane/n-heptane = 1:1; units: 1x1mL, 5x1mL Use this standard to adjust the olefin and Ether-Alcohol-Aromatic (EAA) trap temperatures so that C5 through C9 olefins are quantitative determined. Name Price on request