L-(+)-Ascorbic acid, certified, 0.25g Back Catalog number: C10303000 Availability: In the manufacturer's stock Price on request - + Recommended 8469.13-K-IO 2,2,3-Trimethyldecane, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. Price on request EPA-513ISS Internal Standard Spiking Solution, 1.2ml, nonane Price on request C17630000 Tri-allate, 250mg Price on request