Volatile Surrogate Standard Back Catalog number: 60015 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended S-4012-ASS-IO Pristane/n-Heptadecane Control Standard/Whole Oil Control Mixture 4 Pristane/n-Heptadecane = 1:2 (1000µg Pristane and 2000µg n-Heptadecane in 1mL isooctane) Price on request 683418 Ethyl perfluoro(2-methyl-3-oxahexanoate), 10mg Price on request 92314 EPA Method 525 Spike C Price on request