EPA Method 552.2 - Surrogate Standard Back Catalog number: 30109 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 9357.20-10MG Lansoprazole, neat, Solvent-neat, Unit 500mg, # of units-1, Cas.no. 103577-45-3 Price on request 0641.24-100-IO 5ß(H)-Cholane, 100µg/ml in Isooctane, 1ml Price on request 51039 MA - EPH Fractionation Surrogate Spike Price on request