DL-Methionine Back Catalog number: 3440.5-100-CY Manufacturer: CHIRON AS Availability: 3 weeks Price on request - + Recommended 2663.10-100 Toxaphene, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 8001-35-2 Price on request 71184 N-Nitroso-N-methylurea Price on request 40057 EPA Method 642 - Analytes Price on request