Isonicotinic acid, 1000mg Back Catalog number: 682696 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended MBP-MO Mass-Labelled Mono-Ortho PCB Mixture, 5.00µg/mL in Nonane/8% toluene 1,2ml Price on request B693600 Butyl Paraben, 10g Price on request 92933 EPA Method 525 Pesticide Standard Price on request