lsd25 – PRO Test

Color change reactions of Hofmann reagent with LSD

Jerzy Afanasjew — Fri, 06 Jun 2025 12:16:30 +0000

What is Hofmann reagent? Hofmann reagent test (often misspelled as "Hoffman" or "Hoffmann") is named after the inventor of LSD-25, the Swiss chemist Albert Hofmann. It is primarily used for the identification of psychedelic indoles such as lysergamides and tryptamines. Together with Ehrlich’s reagent, it forms the foundation of testing for LSD, DMT, and their derivatives. […]

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“If it’s bitter it’s a spitter” myth

Jerzy Afanasjew — Wed, 05 Jun 2024 08:59:09 +0000

The myth regarding the lack of taste of "acid" is very common among those interested in the substance. It is said that if the taste of a substance presumed to be LSD is very bitter, it should be spit out because this supposedly indicates the presence of an undesirable phenethylamine, especially an NBOMe. How much […]

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How to test LSD gel tabs?

Jerzy Afanasjew — Thu, 17 Aug 2023 08:24:02 +0000

LSD gel tabs (also known as windowpane) are more tricky to test than other forms of LSD such as blotters, pills or crystals, because they contain more filler (carrier) substance, and because that substance itself can cause inclonclusive results. With gel tabs the typical LSD tests (Ehrlich reagent and Hofmann) are known to cause false negatives or […]

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How to test LSD potency?

Jerzy Afanasjew — Mon, 14 Aug 2023 11:15:29 +0000

We checked whether the Hofmann test, generally used to confirm the presence of "acid," could be used as a reagent to test the amount of LSD. It turns out that yes, so when you buy a PRO test for identifying LSD you get a free test for quantity.

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