EPA Method 1666 Standard #1 Back Catalog number: 82449 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 50254 Custom Calibration Standard Price on request 73310 Methyl 11,14-eicosadienoate (C20:2n-6) Price on request 30752 1,2-Dibromo-3-chloropropane Price on request