CWA Organochlorine Pesticides Back Catalog number: 38122 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 9190.7-100-ME Theophylline-d6 (dimethyl-d6), 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 11790-39-8 Price on request 90998 1,4-Dichlorobenzene-d4 Price on request BDE-71 2,3',4',6-Tetrabromodiphenyl ether, 1.2ml x 50ug/ml, nonane Price on request