PSA-GCB-Mix 1 Back Catalog number: 674494 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended X9128 4,4’-Methoxychlor Price on request 679343 2-Nitrophenol, 100 µg/ml, Methanol, 1ml Price on request 94285 Pesticide Standard Price on request