BTEX (20 µg/mL) Back Catalog number: 98518 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2723.16-100-IO 1,3,4-d3-2-Isopropylthioxanthone, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. Price on request 679839 TCEP, 100 µg/ml, Methanol, 5ml Price on request 70259 Pyrene Price on request