EPA Method 507 Analyte Mix #1 Back Catalog number: 30182 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended A16995100AL-100 Sulfamerazine, 100µg/mL in Acetonitrile, 1ml Price on request 681361 2-Methylnaphthalene, 50mg Price on request 97295 UCMR 537 Custom Mix 3 Price on request