EPA Method 502.1 - Liquids Back Catalog number: 30008 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 1147.27-10MG n-Heptacosane, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 593-49-7 Price on request 3500.8-100 Ronnel , 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 299-84-3 Price on request 675277 Triallate, 250mg Price on request