GUIDES
Step-by-step guides to checking what is actually in a sample. Which reagent suits which substance, how to read a colour change, and where reagents stop and purity testing begins.
69 articles
Step-by-step guides to checking what is actually in a sample. Which reagent suits which substance, how to read a colour change, and where reagents stop and purity testing begins.
What is iso-LSD and does it affect LSD purity? Iso-LSD is similar to LSD in structure and name, but lacks the same psychopharmacological profile. It is the same…
Methamphetamine isomers: what is the difference? Methamphetamine can come in two mirror-image forms: d-methamphetamine and l-methamphetamine. The first is the psychoactive stimulant, the other is sold over the…
Crack or cocaine HCl: does the wash remove the cuts? Cooking cocaine into crack does not clean it. The wash sorts a powder by how well each ingredient…
What does heroin look like? Heroin appears as brown powder, as white or off-white powder, and as a sticky dark solid, and the differences mostly reflect where it…
What do benzodiazepine pills look like? Benzodiazepine pills are designed to look official, which is exactly what makes counterfeits effective. Bars, round blues and blister-packed tablets can all…
What does 3-MMC look like? 3-MMC and its relatives arrive as shiny crystal or as fine powder, usually white, sometimes with a yellow tint. The practical problem is…
What does cannabis look like? Cannabis is the substance people feel most confident judging by eye, and the confidence is partly earned. You can genuinely see resin, trim…
What does DMT look like? DMT is one of the few substances here where colour genuinely carries information, though not the information people assume. It ranges from white…
What does 2C-B look like? 2C-B is best known for being pink, which is the least reliable thing about it. It appears as small pressed pills, as powder…
What does LSD look like? LSD is active at such small amounts that you are almost never looking at the drug itself. You are looking at paper, gelatine…
