EPA Method 8330 Analyte Back Catalog number: 79074 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 71151 Caffeine, 1000µg/ml in MeOH, 1ml Price on request 71546 Quizalofop ethyl Price on request 45022 EPA Method 601 - Purgeables Mix #2 Price on request