EPA Method 8240A Mix #3 Back Catalog number: 82423 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended C15106500 1-Methyl-3-nitroguanidine, certified, 0.1g Price on request 71839 N-Nitrosodimethylamine-d6 Price on request 3212.18-K-IO 9-trans,12-trans-Octadecadienoic acid, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 506-21-8 Price on request