EPA Method 8330 - Calibration Mix #1 Back Catalog number: 83525 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 4PM200 2,2',3,3',4,5,6,6'-Octachloro-4'-methoxybiphenyl, 1.2ml x 50ug/ml, nonane Price on request 676632 Chlorotoluron-desmethyl, 100mg Price on request 677513 n-Octyl gallate, 500mg Price on request