PCB No. 31, certified, 25mg Back Catalog number: C20003100 Availability: In the manufacturer's stock Price on request - + Recommended 679374 Phosphamidon, 10 µg/ml, Cyclohexane, 10ml Price on request S-4327-SET Custom Mix1 Phthalate Calibration Standards ng/ml ng/ml ng/ml ng/ml ng/ml Product concentration1 concentration2 Price on request 2936.19-100-IO Diflufenican-d3 (3-trifluoromethylphenoxy-2,4,6-d3), 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 1185009-29-3 Price on request