GC/MS Calibration Standard Mix #2 Back Catalog number: 43028 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 691735 Terbuthylazine-2-hydroxy, 10µg/ml in Acetone, 10ml Price on request 673094 Antipyrine, 250mg Price on request 673711 Tolylfluanid, 10.0 µg/ml, Ethyl acetate, 10ml Price on request