BTEX Standard Back Catalog number: 98418 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 71699 Perfluorohexane Price on request 0672.27-200-IO C27/C28 Diaromatic steranes, 200µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 110100-53-3 / 369364-82-9 Price on request 0041.18-100-T 5-Nitrobenzo[c]phenanthrene, 100µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 64356-30-5 Price on request