EPA Method 8310 Surrogate Standard Back Catalog number: 94123 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 673005 Cholesterol, 250mg Price on request 73194 1,3-Dimethyl-4-ethylbenzene Price on request 30082 EPA Method 507/525 Analyte Mix #1 Price on request