EPA Method 508 Surrogate Standard Back Catalog number: 19042 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended ACQ-SE13-015 Ethanol standard in serum,1.3g/L,serum, 1.5mL Price on request 57882 Lead (Pb) Price on request N-16498-100MG 2-Ethylaniline, 100mg Price on request