Pyrene Back Catalog number: 79663 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended S-4256-50-10LW Sulfur Calibr. Mix. Dibenzothiophene in White oil (20 cSt)Unit: 10mL screw-capped bottle Matrix White oil White Oil Concentration Isooctane Toluene 3 cSt Price on request 82526 EPA Method 8250/8250A Mix #3 - Pesticides Price on request 50037 Sodium Sulfate (SO42-) Price on request