Journal

Blog

Notes on research-grade peptides: handling, documentation and how we work.

Documentation

Why a purity percentage needs a chromatogram

Two lots can both report 98% and be materially different samples. The trace is what tells them apart.

September 1, 20261 min read

Ordering

Shipping research chemicals across a border puts obligations on the person receiving them. Worth knowing before you order.

August 25, 20261 min read

Ordering

What happens between submitting the form and receiving a vial, including lead times and where a deposit fits in.

August 18, 20262 min read

Compliance

The phrase is on every vial we ship and every page of this site. It is a legal classification, not a formality.

August 11, 20261 min read

Laboratory Practice

Temperature, moisture and repeated freeze-thaw cycles are what shorten a peptide in the lab. All three are avoidable.

August 4, 20261 min read

Documentation

A CoA is what turns a vial into a known quantity. Here is what each section is telling you, and which parts deserve a second look.

July 28, 20262 min read

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