EPA Method 524.3 - Surrogate Standard Back Catalog number: 95489 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 11631.20-10MG (S)-Citalopram oxalate,neat,neat,10mg, Price on request 32495 Dichloroacetonitrile Price on request C17845200 2-(Trifluoromethyl)benzoic acid, 100mg Price on request