PCB No. 154, 100µg/ml in Isooctane, 1ml Back Catalog number: 66154 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 679824 Trimethoprim, 100 µg/ml, Methanol, 1ml Price on request 79041 4,4’-DDE Price on request 54003 Hexamethylenetetramine, ACS Price on request