EPA Method 507 Surrogate Standard Back Catalog number: 19049 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 8917.13-K-IO 4-(1-Ethyl-1-methylpropyl)-2-methylphenol, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 775-93-9 Price on request 2094.10-K-IO Dimethyl phthalate, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 131-11-3 Price on request N-13729-100MG Triticonazole, 100mg Price on request