EPA Method 552.2 - Surrogate Standard Back Catalog number: 30108 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 0304.17-200-T 1-Methylpyrene, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 2381-21-7 Price on request 57223 Vanadium (V) Price on request 11839.21-100-IO Diphenyl isopropylphenyl phosphate, techn. isomer mixture,100 µg/mL,isooctane,1mL, Price on request