Acids Calibration Level 1 Back Catalog number: 94838 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 675032 Sodium Dodecylbenzenesulfonate (soft type) (LAS 10 Price on request 43031 Pentafluorophenol Price on request D-5836-02A-DER 2,6-TDI Derivative, 1000µg/mL in DMSO, 1ml Price on request