Hexachlorobenzene, 250mg Back Catalog number: N-12159-250MG Availability: In the manufacturer's stock Price on request - + Recommended 50821 Conductance @ 20°C [5 µmho/cm] Price on request H943795 (+)-13a-Hydroxylupanine, 1mg Price on request D-4629-LB-CAL-R1- Nitrogen Calibration Set - Low Boiling Solvents, 8 x 1mL Price on request