EPA Method 507/525 Analyte Mix #1 Back Catalog number: 30082 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 0318.20-200-T 13(H)-Dibenzo[a,i]carbazole, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 239-64-5 Price on request 676179 Benzoximate, 10.0 µg/ml, Acetonitrile, 10ml Price on request 8904.6-K(N)-75W Nicotinic acid, Stock solution system check EN12260 Price on request