Marquis Reagent Test Kit


Our Marquis reagent is the best reagent to start with when attempting to identify an unknown substance. Capable of detecting MDMA, Ecstasy, Amphetamines, Cocaine & LSD to name a few!

100+ tests per bottle

Because Marquis is often used as a broad test, we recommend using other reagents as a follow-up. Use our Reagent Tool to determine which reagents would be best. Our Complete Test Kit covers all bases and is our most popular product.

First discovered in 1896 by Eduard Marquis, the Marquis reagent has grown to become the world’s most commonly used reagent. It contains Formaldehyde and Sulfuric acid.

Consider upgrading to the Complete Test Kit to narrow down what your sample is.

It’s worth knowing.