The EZ-Test Heroin Purity Test is a rapid, single-use tool for estimating heroin purity in samples. With 10 tests, it uses a chemical reagent to produce a yellow/orange color change, indicating purity levels, with results compared to an included chart.
The EZ-Test Heroin Purity Test is a rapid, single-use tool designed to estimate heroin purity in samples. Using a chemical reagent, it produces a yellow/orange color change to indicate purity levels, with results compared to an included chart.