EPA Method 8040 - Surrogate Standard Mix Back Catalog number: 80413 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 50672 Anion Mix #2 Price on request 32101 Chlorobenzene Price on request 10709.4-100-ME O,O-Diethylthiophosphate-13C2, sodium salt, 100µg/ml in MeOH, 1ml Price on request