Exceptional purity for peptide research
We've been sourcing research-grade peptides for several years. Rainbow Peptide's vials consistently pass our HPLC verification — purity exceeds 98% every batch. COA matched our internal testing exactly.
Insulin syringe kit for use in peptide research applications. 29G or 31G options available. Includes graduated markings for accurate volume measurement during in vitro or ex vivo research protocols.
| Format | Supplies |
|---|---|
| Dosage | N/A |
| Purity | >98% |
| Sub-Line | SOMA |
In Stock — Overnight and 2–3 day delivery available
Rainbow Peptide syringe kits are supplied as laboratory consumables for use in peptide reconstitution and measurement workflows. They are sterile, single-use, and calibrated for precise volume measurement in research applications.
For Research Use Only. Supplied as a laboratory consumable. Not intended for clinical or personal use.
Third-Party Verified
We don't just claim purity — we prove it. Every batch of Syringe Kit is independently tested by an accredited third-party laboratory before it reaches you. Your COA is linked to your specific lot number.
Verified purchases from active research labs and scientists
We've been sourcing research-grade peptides for several years. Rainbow Peptide's vials consistently pass our HPLC verification — purity exceeds 98% every batch. COA matched our internal testing exactly.
Third order now. Consistent batch-to-batch results matter enormously in long-term research. Certificate of Analysis is detailed with mass spec data. Would not switch sources.
Verified against our reference standards. Purity >98.2% by HPLC. Packaging was appropriate for temperature-sensitive peptides. Will re-order.