Calibration Std. #2 Back Catalog number: 59893X Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 677110 D4-Quinoxyfen, 100 µg/ml, Acetonitrile, 1ml Price on request 51067 ASTM D-4815 Calibration Mix #4 Price on request 2722.16-K-IO 2-Isopropylthioxanthone, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 5495-84-1 Price on request