Diphenylamine, 100 µg/ml, Acetonitrile, 1ml Back Catalog number: 678394 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 680570 Elaidic acid methyl ester, 100mg Price on request 673083 Potassium sorbate, 250mg Price on request 81202 EPA Method 8121 Analytes Price on request