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23,308 samples completed from 42 states. Last updated Monday, August 3, 2026.
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Spectra image for sample 604350

604350

From Raleigh, North Carolina on July 9, 2026

Assumed to be fentanyl

2 major substances detected:

  • 4-ANPP
  • fentanyl

But we found lots of contaminants too, with traces of ethyl 4-ANPP + acetaminophen + NPP + lidocaine + medetomidine + 1-phenethyl-4-propionyloxypiperidine + xylazine. Trace substances in small quantities are usually harmless but can sometimes cause health problems. Unexpected sensations may be due to these. The trace designation indicates the conclusive identification of the substance at a relatively low abundance compared to the sample's primary component(s). A substance is designated as "trace" when the peak height is less than 5% of the height of the most abundant peak detected in the sample.

Fentanyl is potent and the amount changes by batch. If you weren't expecting it, consider getting test strips online or from a harm reduction program. Carry naloxone (Narcan) to reverse overdoses. Don't use alone so someone can help if you go out.

Xylazine causes serious skin problems. These can happen anywhere on the body and don't heal quickly. And, xylazine can come on stronger than traditional dope and knock you out, so be mindful of your surroundings. It's best to avoid dope with xylazine. You might need medical attention to prevent long-term damage.

Looks = gray, tan, fine, chunky, powder

Need free supplies and advice to keep you safe? Find your nearest harm reduction program at harmreduction.org

Major substances in graph:

Peak: 9.16 = 4-ANPP

Peak: 10.34 = fentanyl

Method(s): GCMS

Record for Sample 604350 last updated July 14, 2026