A: VHP Passbox sterilizes at lower temperatures employing vaporized hydrogen peroxide, in contrast to regular steam sterilization that needs significant warmth. VHP Sterilizer �?Van der Stahl Scientific �?This webpage information the Sterile Informed 2500 vaporized hydrogen peroxide sterilizer, emphasizing its eco-helpful, minimal-temperature technologies that is Mild on supplies and Successfully Submitted (Awaiting Approval)