Linearity Check Mix ASTM D-5134 Back Catalog number: 51121 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 8807.24-10MG Naphtho[1,2-k]fluoranthene, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 238-04-0 Price on request 10641.15-10MG RPA 202248 (a metabolite of isoxaflutol), 10mg Price on request 40057 EPA Method 642 - Analytes Price on request