EPA Method 507 - Performance Check Solution Back Catalog number: 19030 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended DF-12348-S 1,2,3,4,8-Pentachlorodibenzofuran, 1.2ml x 50ug/ml, nonane Price on request S-4560-100-10DC 16 Priority PAH, Cocktail 4 100 µg of each/mL in dichloromethane, 5mL in screwcap bottle 0732.12 Acenaphthene [83-32-9] 0002.12 Acenaphthylene [208-96-8] 1049.14 Anthracene [120-12 Price on request 9900.23-100-T Glycidyl gondolenate Price on request