Marquis Reagent Testing Kit for Drug Checking - Smplest Laboratories
Smplest Drug Testing

Marquis Test

Regular price €17,90
Tax included.
Marquis Reagent Test for Drug Checking
Marquis Reagent Testing kit Chart for Drug Checking
Marquis Reagent Test for Drug Checking
Marquis Test
Marquis Reagent Test for Drug Checking

The Marquis Test is the most widely used kit to ensure safe drug use. 


marquis reagent testing kit for MDMA and other drug testing



  • One 5ml Bottle Containing The Marquis Reagent
  • FREE Safety Gloves
  • One Test Tube
  • Detailed Instructions
  • Color Chart For Reading Results
  • Fresh Batches Made Every Week For Optimal Quality
  • FREE Shipping To All Of Europe


    Place a small sample (2-5mg) of the substance you want to analyze in the provided plastic tube. If preferred, the test can be performed on a white ceramic surface for clearer results (e.g. kitchen plate). Add a drop of Smplest Marquis to the sample and expect it to immediately change colors. Use our legend to interpret results. When finished, clean all material thoroughly with plenty of water. The entire protocol takes approximately 5 minutes. Store at cold temperature, preferably in the freezer for longer shelf life (up to 12 months).



    Founded in early 2017, we are a group of Barcelona-based PhDs and experts in drug use and drug abuse. You can ask us anything. We're here to help. Just drop us a line at or contact us directly using our direct messaging option. 

    We produce only high laboratory grade reagents. We are the most trusted and well rated harm reduction laboratory in the European marketplace, including Amazon. You may also purchase our products on,,, and (note that prices are discounted on our website).


    We serve all of Europe and charge no shipping fees. Orders usually arrive within 5 working days and you may pay using your credit/debit card, paypal or any of the main cryptocurrencies. 


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