24,338 samples completed from 42 states. Last updated Friday, September 18, 2026.
821981
From Duluth, Minnesota on August 28, 2026
Assumed to be methamphetamine
2 major substances detected:
- dimethyl sulfone (methylsulfonylmethane MSM)
- methamphetamine
Looks = clear, crystal
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Major substances in graph:
Peak: 2.3 = dimethyl sulfone (methylsulfonylmethane MSM)
Peak: 4.36 = methamphetamine
Method(s): GCMS
Record for Sample 821981 last updated September 18, 2026