EPA Method 502/524 Surrogate Standard #2 Back Catalog number: 19267 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 96637 CW Herbicides Price on request ACQ-AQ20-115 Ethanol standard in water,2.0g/L,water, 1.5mL Price on request 38175 MA EPH in Soil Price on request