Save MONEY$ go Generic DRNA Generic Amalgam Separator Cartridge 2 ONLY compatible with the Solmetex Hg5 legacy** Amalgam Separator. Nxt Hg5 version sold in my store. Replace your Solmetex Hg5 legacy** Amalgam Separator Cartridge with our generic cartridge. Must be recycled once sediment reaches fill line, or once per year, whichever occurs first. Successfully tested to ISO 11143:2008 standard. Retail price is $285 ? a 20%* savings or (more if buying here ) from the brand name version. * Percent savings based on comparison of price of DRNA Generic Cartridge 2 with suggested retail price listed for the Solmetex NXT Hg5 amalgam recycling cartridges as of December 2, 2022 at solmetex.com and price of DRNA Generic Cartridge 1 with suggested retail price listed for the Solmetex Hg5 amalgam recycling cartridges as of December 2, 2022 at solmetex.com. ** Solmetex, Hg5, NXT, and NXT Hg5 are registered trademarks of Solmetex LLC. DRNA is not affiliated with or sponsored or endorsed by Solmetex LLC. Price includes all the recycling (just call DRNA for a label for pick of your your old one)