EPA Method 515.1 Surrogate Standard Back Catalog number: 30022 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 8904.6-K-W Nicotinic acid, 1000µg/mL, Solvent-water, Unit 1mL, # of units-1, Cas.no. 59-67-6 Price on request 673491 Bromopropylate, 100 µg/ml, Ethyl acetate, 5ml Price on request 10111 CLP Semi-Volatiles Base/Neutrals Mix #1 Price on request