Reagent Reaction Guide
How to Test MDA with Simon's Reagent
Simon's reagent distinguishes secondary amines (MDMA, methamphetamine) from primary amines (MDA, amphetamine). It is the key test for telling MDMA apart from MDA.
Expected Result
No reaction
Reaction speed: Immediate (under 5 seconds)
ℹ️ No reaction is itself useful information — it rules out substances that DO react with this reagent.
How to Test
- 1Place a small sample (match-head sized) on a clean white ceramic testing plate.
- 2Add 1-2 drops of Simon's reagent to the sample.
- 3Observe the color change within 30 seconds. Note both the initial color and any changes.
- 4Compare your result to the expected color above. Take a photo if you plan to share for verification.
Buy Simon's Reagent
Crucial secondary reagent to differentiate MDMA from MDA, or methamphetamine from amphetamine.
$20.00~50 tests per bottle
We may earn a commission on purchases at no extra cost to you.
Other Reagents for MDA
A single reagent test is not enough for definitive identification. Consider adding these to your protocol:
All test kits for MDA →What Else Simon's Can Test
See how every reagent reacts with every substance on our full color chart.
Full Reaction Chart