EPA Method 552.2 - Surrogate Standard Back Catalog number: 30109 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 92682 Pesticide Mix #1 Price on request 683161 Alkylbenzene-Mix 2, 200 µg/ml, Methanol, 1ml Price on request 30016 4-Nitrophenol Price on request