Semi-Volatile Standard Back Catalog number: 93959 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 676816 Tetracontane, 100 µg/ml, Hexane, 10ml Price on request 92959 Aroclor 1254 Price on request S-11455A1-1ML Chlorotoluron, 100µg/ml in Acetonitrile, 1ml Price on request