EPA Method 8040 - Surrogate Standard Mix Back Catalog number: 80413 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 677994 Disulfoton-sulfoxide, 100 µg/ml, Toluene, 1ml Price on request 58174 Tungsten (W) Price on request 3694-100-15G Myticus edulis, homogenized (Domoic acid), 98µg/g, Solvent-hom. Mussel, Unit 15g, # of units-1, Cas.no. Price on request