Dpi Imprint Alginate Powder is a high precision alginate impression material used to make precision dental impressions. Dpi Imprint Alginate Powder is a dust free alginate, with normal setting time. It exhibits fast absorption of water and enhances the ease of mix. The final mix of the impression material is a homogenous mass with smooth and compact surfaces. The impression can be stored for a long time before pouring the casts.