23,321 samples completed from 42 states. Last updated Tuesday, August 4, 2026.
812663
From San Francisco, California on July 20, 2026
Assumed to be ketamine
2 major substances detected:
- dimethyl sulfone (methylsulfonylmethane MSM)
- ketamine
Looks = colorless, crystal
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Major substances in graph:
Peak: 2.31 = dimethyl sulfone (methylsulfonylmethane MSM)
Peak: 7.12 = ketamine
Method(s): GCMS
Record for Sample 812663 last updated August 3, 2026