EPA Method 507 - Performance Check Solution Back Catalog number: 19130 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 0421.18-150-CYX10 n-Octadecane, ?13C: -30.71, 150ug/ml, Solvent-cyclohexane, Unit 1mL, # of units-10, Cas.no. 593-45-3 Price on request 50241 COD Calibration Standard Price on request 672808 Acetamiprid, 100mg Price on request