EPA Method 8040 - Surrogate Standard Back Catalog number: 80403 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 90629 2-Methylnaphthalene Price on request PEO-003S 4-tert-Octylphenol, 100µg/ml in MeOH, 1ml Price on request 0407.28-150-CYX10 n-Octacosane, ?13C: -29.85, 150ug/ml, Solvent-cyclohexane, Unit 1mL, # of units-10, Cas.no. 630-02-4 Price on request