An independent lab tests every batch we sell, for purity and pH. Find your pen below and open its report.
Independent lab · Every batch, before it ships · Older reports stay published
15 pens listed. Protocols are bundles of these same pens, so their reports are the ones above.
Past results stay published next to the newest lot. Compare the pen you receive against its own record, and against the lot before it.
Two things. Purity, which confirms your pen contains exactly what the label says. And pH, which shows the liquid inside is stable and properly made.
Janoshik Analytical, an independent laboratory in Europe. They have no stake in our results, and every report they issue can be verified on their own website.
Yes. Every report on this page is open. Tap your product and the full document opens right here.