News

Bacteriostatic water: what it is and why lyophilised compounds need it
Why research compounds are supplied as a dry powder, what the preservative in bacteriostatic water is for, and how it differs from sterile water for injection. Read more...
What "99% purity, HPLC tested" actually means
Nearly every supplier in this category makes the same claim. Almost none define it. Here is what the analysis measures, what the percentage refers to, and what it leaves out. Read more...
How to spot a falsified certificate of analysis
Fabricated COAs are common in this market and most are easy to catch. The one check that settles it, plus the tells that should make you look harder. Read more...
How to read a Janoshik certificate of analysis
A field-by-field walkthrough of a real Janoshik certificate, using one of our own. What each line means, why the measured mass rarely matches the label exactly, and how to verify the document independently. Read more...