EPA Method 502.2/624Mix Back Catalog number: 93600 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 89235 Kaempferol, 20mg Price on request 0265.20-200-T Benzo[k]fluoranthene, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 207-08-9 Price on request 8226.6-100 Desmetryne, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 1014-69-3 Price on request