GHB - Purity Test KitThe popularity of GHB has skyrocketed over the last couple of years, leading to a ban on the sale of certain precursors that are needed to make this substance. As a result you could be buying untreated GBL, an industrial chemical that is used as a sticker remover. This Kit is a quick and easy way to identify whether or not you have genuine GHB. Single use test. How do I order? Simply hit the contact us button to send us an email Phone us 03 9553 3056