EPA Method 550 Analytes Back Catalog number: 30051 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 10320.14-100-ME Metazachlor-d6, 100µg/ml in MeOH, 1ml Price on request 673968 1-Naphthylacetic acid, 500mg Price on request 35031 EPA Method 525.2 - Internal Standard, 2000µg/ml in MeChl, 1ml Price on request