EPA Method 524.3 - Surrogate Standard Back Catalog number: 95489 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 52072 Spiking Standard 3 Price on request 73371 Trioctyl trimellitate, 1000μg/ml in methylene chloride, 1ml Price on request A192402-1MG Acyclovir-d4, 1mg Price on request