EPA Method 8010B - Surrogate Standard Back Catalog number: 80109 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 0690.29-100-IO 28-Norlupane (17ß(H)/17 alpha(H)), 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 134501-93-2 / 134623-57-7 Price on request 72091 Acetylsalycylic acid Price on request B4IPPPP Bis(4-isopropylphenyl) phenyl phosphate, 1.2ml x 50ug/ml, toluene Price on request