20,648 samples completed from 41 states. Last updated Friday, April 10, 2026.
818706
From Grand Rapids, Michigan on March 30, 2026
Assumed to be ketamine
2 major substances detected:
- dimethyl sulfone (methylsulfonylmethane MSM)
- ketamine
Looks = white, crystal, powder
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Major substances in graph:
Peak: 2.35 = dimethyl sulfone (methylsulfonylmethane MSM)
Peak: 7.17 = ketamine
Method(s): GCMS
Record for Sample 818706 last updated April 8, 2026