Benzo[a]pyrene,400µg/mL,cyclohexane,0.5mL, Back Catalog number: 0239.20-400-05CY Manufacturer: CHIRON AS Availability: In the manufacturer's stock Price on request - + Recommended XA14464800AL 1-(4-Isopropylphenly)-3-methylurea, 100µg/mL in Acetonitrile, 1ml Price on request 71332 2-Methylhexane Price on request 82505 EPA Method 8250/8250A Mix #2 - Acids Price on request