Methoxychlor (13C12), 100µg/ml in Nonane, 1,2ml Back Catalog number: CLM-4683-1.2 Availability: In the manufacturer's stock Price on request - + Recommended S-4045-05-10ME Methanol QC Reference Mixture III n-Butyl sulfide, 0.5 ppm (weight S by weight) in 99.9 % methanol; units: 1x10mL, 5x10mL Price on request 678271 Carbophenothion, 100 µg/ml, Acetonitrile, 5ml Price on request 73466 Diethanolamine-d8 Price on request