Calibration Standard Mix 1 Back Catalog number: 52043 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended MDD-23 2,3-Dichloro[13C12]dibenzo-p-dioxin, 1.2ml x 50ug/ml, toluene Price on request 96437 Anisoles Mix 1 Price on request MI509-100 Reagent kit for 100 tests (pH) Contains: 1 x 20mL pH Price on request