EPA Method 525 - Internal Standard Back Catalog number: 30031 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended L15270000IO Mirex, 10μg/mL in Isooctane, 10ml Price on request 0488.10-K-IO 2-(Phenylthio)thiophene, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 16718-12-0 Price on request 2824.10-50-ME Perfluoro-3,7-dimethyloctanoic acid, 50µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 172155-07-6 Price on request