Zerust/Excor ICT ActivTab(LS) flash-corrosion vapor corrosion inhibitor (VCI) tablets for temporary corrosion protection of small parts inside sealed enclosures, bins and tool kits. Place or sprinkle the tablets in the area and seal the enclosure; each tablet diffuses invisible, odorless, non-toxic VCI molecules that settle onto exposed metal and dissipate on opening. Each 0.25 g tablet protects up to 0.25 ft³ for up to 6 months. Protects ferrous metals, aluminum and yellow metals (copper and brass) when used as instructed (do not place in direct contact; test before use). Supplied 600 tablets per bottle, 8 bottles per case. Zerust part number 450-M-00100.