IRIDIUM most perfect full density cube 10x10x10mm 22.65g

IRIDIUM –  precision density-standard cube 1cm3 – 22.5 grams NEW! Made by Heraeus Germany – incl. certificate of analysis These are the densest and most perfect commercially available Iridium cubes on the market: 22.5g/cm3 Please note that this item is excluded from reductions or special offers.