Surrogate Standard Solution, 1.2ml, nonane Back Catalog number: EPA-23SS Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 8712.12-100-IO 2,2',3,3',4,4',5',6-Octachlorobiphenyl, 100 µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 42740-50-1 Price on request MT4CPM Tris(4-chlorophenyl)methane-[13C19], 1.2ml x 50ug/ml, nonane Price on request 10536.22-2.53UGX5 [13C22 15N2]-Tetracycline Price on request