EPA Method 624 Surrogate Standard Back Catalog number: 19112 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 10036.8-10MG 3-Methoxybenzaldehyde, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 591-31-1 Price on request 70021R Aroclor 1260 Price on request 683842 Vamidothion, 100 µg/ml, Acetonitrile, 5ml Price on request