EPA Method 551.1 Surrogate Standard Back Catalog number: 30102 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 70218 Metribuzin, 1000µg/ml in MeOH, 1ml Price on request 50049 Metals Mix #1 Price on request 9478.9-10MG Carbendazim, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 10605-21-7 Price on request