EPA Method 555 Phenoxy-acids Herbicides Back Catalog number: 30555 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2561.18-K-ME Sodium p-n-dodecylbenzenesulfonate, 1000µg/mL in MeOH, 1ml Price on request 683454 Nonanenitrile, 1000mg Price on request 92793 BTEX Standard Price on request