2H,2H,3H,3H-Perfluoroundecanoic acid, 50µg/mL in MeOH, 1ml Back Catalog number: A15989010ME-50 Availability: In the manufacturer's stock Price on request - + Recommended S-4217-10K-ACX10 9377-2 Quality Control Standard of Mineral Oils A+B , 10000µg/mL in acetone (5000µg/mL of each), 10x1ml Price on request 9450.4-100-AN Dalapon methyl ester Price on request 2526.9-100MG 4-Acetylbenzoic acid, neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 586-89-0 Price on request