Calibration Standard Kit Back Catalog number: 52089 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended DD-12478-S 1,2,4,7,8-Pentachlorodibenzo-p-dioxin, 1.2ml x 50ug/ml, nonane Price on request 51154 Sulfur in Light Weight Mineral Oil - 0.10 Wt% Price on request S088155 Salicylic Acid 2-O-ß-D-Glucoside, 50mg Price on request