Fipronil-sulfone, 10 ng/µl, 10ml Back Catalog number: L13645500AL Availability: In the manufacturer's stock Price on request - + Recommended 1632.9-100-ME Cimetidine guanidine derivative (N-Methyl-N'-[2-[[(5-methyl-H-imidazol-4-yl)-methyl]-thiol]-ethyl]-guanidine dihydrochloride), 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 59660-24-1 Price on request L429-PAR Method 429 Native PAH Stock Solution, 1.2ml, isooctane Price on request 79397 Caffeine Price on request