Diphenylamine, 100 µg/ml, Acetonitrile, 1ml Back Catalog number: 678394 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 53306 LPC Solution 1 Price on request 677782 17a-Ethinylestradiol, 100 µg/ml, Methanol, 1ml Price on request 79284 a-BHC Price on request