EPA Method 552.2 - Surrogate Standard Back Catalog number: 30108 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 1941.6-1MLX10 N-Methyl-N-(trimethylsilyl)trifluoroacetamide,neat,neat,1mL, Price on request MPECB Pentachloro(13C6)benzene, 1.2mL x 100ug/mL, nonane Price on request 673002 Prednisolone-21-acetate, 250mg Price on request