Introducing Algin•X™ Ultra, the convenient Alginate Alternative. New VPS-based Algin•X™ Ultra’s dimensional stability allows you to pour your model whenever you want, and repour if necessary, for up to two weeks. And its automix cartridge provides a consistent mix. As the alginate alternative from the makers of Jeltrate®, the #1 alginate, Algin•X™ Ultra Alginate Alternative is the option you can rely on for diagnostic impressions.