EPA Method 624 Surrogate Standard Back Catalog number: 19112 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 682498 3-Methoxypropylamine, 1000mg Price on request 2614.34-200-T Violanthrone, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 116-71-2 Price on request 11888.9-K-AN Benzocaine,1000 µg/mL,acetonitrile,1mL, Price on request