EPA 515 Herbicides - Underivatized Back Catalog number: 92096 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 97179 Internal & Surrogate Standard 8260B Price on request 677784 Metformin hydrochloride, 100 µg/ml, Methanol, 1m Price on request 9262.10-100-DRIED Tenuazonic acid, 100µg/mL, Solvent-dried down, Unit 1mL, # of units-1, Cas.no. 28540-82-1 Price on request