Acids Calibration Level 3 Back Catalog number: 94840 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 68C-LCS Labelled Toxics/LOC/Window Defining Stock Solution, 1.2ml, nonane Price on request LCS-4045 LC Caffeine Standards Kit, 6 x 10ml Price on request 678438 Malaoxon, 100 µg/ml, Acetonitrile, 5ml Price on request