EPA Method 508 Surrogate Standard Back Catalog number: 19042 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 0348.18-10MG o-Terphenyl, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 84-15-1 Price on request 38320 CWA Waste Water Kit Price on request C432503 Cholesterol-d7, 2,5mg Price on request