EPA Method 630/630.1 Stock Solution #1 Back Catalog number: 40024 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended S-4724-100-NNX10 Mix of deuterated PCBs (28,52,101), 100µg/ml in Nonane, 10 x 1ml Price on request DF-136-S 1,3,6-Trichlorodibenzofuran, 1.2ml x 50ug/ml, nonane Price on request 0371.21-200-T 7-Methylbenzo[a]pyrene, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 63041-77-0 Price on request