Selenium (Se) Back Catalog number: 58034 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended S-4177-ASS-HX Valve Timing Mixture 4 Analytes, each Wt.% as listed in n-hexane; units: 1x1mL, 5x1mL Name Wt.% Methylcyclopentane 10.00 Diisopropyl ether 10.00 Ethyl tert-butyl ether 10.00Methyl tert-butyl ether 10.00 n Price on request 31251 1,1-Dichloroethene, 2000µg/ml in MeOH, 1ml Price on request 678132 Etrimfos, 10.0 µg/ml, Cyclohexane, 10ml Price on request