Pyrene Back Catalog number: 70259 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 10211.14-K-ME Benzyl 4-hydroxybenzoate, 1000µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 94-18-8 Price on request 43007 Benzo(a)anthracene-d12 Price on request 59811 Hexavalent Chromium (Cr +6) Price on request