EPA Method 552.2 - Surrogate Standard Back Catalog number: 30108 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended EN-1948IS Syringe Standard Solution, 1.2ml, nonane Price on request 11807.23-K-ME Levomepromazine maleate,1000 µg base/mL ,MeOH,1mL, Price on request 9452.11-100-AN Dinoseb methyl ether Price on request