Methamidophos, 100 µg/ml, Toluene, 1ml Back Catalog number: 678001 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 3675.15-K-IO 4-Methoxyphenanthrene, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 15638-06-9 Price on request 2027.4-K-IO Hexachloro-1,3-butadiene, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 87-68-3 Price on request 92961 EPA Method 508 Pesticide Standard Price on request