Spartan Peptides LLC
Research library

Research peptide guides

Laboratory-grade write-ups on synthesis and purity, certificates of analysis, reconstitution and storage, regulatory framing, and what the published preclinical literature actually reports. Every article carries a table of contents and FAQs.

How-to

Peptide Reconstitution and Storage: A Laboratory Guide

Solvent selection, aliquoting, freeze-thaw limits, and storage conditions for lyophilized research peptides. Laboratory protocol guidance.

7 min read
Commercial investigation

How to Read a Peptide Certificate of Analysis

A line-by-line guide to peptide COAs — HPLC purity, mass spec confirmation, peptide content, and the omissions that should stop an order.

7 min read
B2B trust

Research Use Only: What the Designation Means

What the RUO designation means, how FDA guidance defines it, labeling requirements, and how intended use is established through marketing conduct.

6 min read
Informational hub

What Are Research Peptides? A Lab Buyer's Guide

How research peptides are synthesized, purified, and verified — and what separates research-grade material from everything else. For laboratory use only.

8 min read
Informational / literature review

BPC-157 Research: What the Preclinical Literature Actually Shows

A review of published preclinical BPC-157 studies — models used, endpoints measured, and the significant limits of the evidence base. RUO.

9 min read
Reference

Reconstituted Peptide Potency at 30, 60 and 90 Days

Estimated HPLC potency for 26 reconstituted research compounds at 30, 60 and 90 days in bacteriostatic water with 0.9% benzyl alcohol, refrigerated.

8 min read
Looking for numbers right now? The dosage protocol library and the reconstitution calculator cover the practical side.