EPA Method 531.2 - Analytes Back Catalog number: 34042 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 70468 2,4-Dichlorophenylacetic acid methyl ester Price on request 59970 Anion Standard Price on request L13580000CY Fenthion, 10µg/mL in Cyclohexane, 10ml Price on request