EPA Method 515.1 Surrogate Standard Back Catalog number: 30022 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 94302 Chlorobenzenes Standard Price on request 2101.20-K-IO Di-n-hexyl phthalate, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 84-75-3 Price on request 1313.10-100-IO 1-Fluoronaphthalene, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 321-38-0 Price on request