PCB No. 156, 100µg/ml in Isooctane, 1ml Back Catalog number: 66156 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 677108 D3-Bifenox, 100 µg/ml, Acetonitrile, 1ml Price on request 681916 Prallethrin, 100 µg/ml, Acetonitrile, 5ml Price on request 2804.24-K-ME Medroxyprogesterone acetate,1000 µg/mL,MeOH,1mL, Price on request