EPA Method 507 - Performance Check Solution Back Catalog number: 19130 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 678060 Fenfluramine hydrochloride, 10mg Price on request 8770.18-50-T Dechlorane plus, 50µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 13560-89-9 Price on request S-4109-100-CYX10 n-Alkanes C10-C40 (even and uneven) 31 Analytes, each 100µg/mL in cyclohexane; units: 1x1mL, 5x1mL, 10x1mL This standard includes all the n-paraffins C10-C40. Price on request