EPA Method 515.3 - Derivatized acids Back Catalog number: 30151 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 3409.10-100-AN Fluometuron Price on request P1000000 Phenoxymethylpenicillin, 250mg Price on request 0453.3-150-CYX5 GC-IRMS Standards (C25 (?13C: -28.21); C30 (?13C: -28.60); C36 (?13C: -26.15)), 150µg/mL, Solvent-cyclohexane, Unit 1mL, # of units-5, Cas.no. Price on request