EPA Method 8330 Analyte Back Catalog number: 79070 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended PN-42S 1,3,5,7-Tetrachloronaphthalene, 1.2mL x 50ug/mL, nonane Price on request 59974 ICP-MS Calibration Standard #3 Price on request 91974 EPA Method 507 Pesticide Standard Price on request