EPA Method 525.2 Pesticide Level 5 Back Catalog number: 92842 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2855.14-50-ME 1H,1H-Perfluorotetradecan-1-ol , 50µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 15622-57-8 Price on request 1632.9-25MG Cimetidine guanidine derivative (N-Methyl-N'-[2-[[(5-methyl-H-imidazol-4-yl)-methyl]-thiol]-ethyl]-guanidine dihydrochloride), neat, Solvent-neat, Unit 25mg, # of units-1, Cas.no. 59660-24-1 Price on request BDE-149 2,2',3,4',5',6-Hexabromodiphenyl ether, 1.2ml x 50ug/ml, nonane Price on request