Talk:Specter (Tenno)/@comment-88.114.54.165-20140515110849/@comment-24031872-20140518232358

They are not really reusable. Each blueprint reward can make up to a certain amount. Vapor makes 10, Phase makes 5, Force makes 3, and Cosmic makes 1.

There's more information in the Specter (Gear) and Specter Blueprints entries.