IGF-1 LR3 1mg Research Peptide — Lyophilized Vial | 99% Purity | For Laboratory Research Use Only

This product is intended for in vitro laboratory research use only. Not for human or veterinary use. Not intended to diagnose, treat, cure, or prevent any disease.

IGF-1 LR3 (Insulin-like Growth Factor-1 Long R3) is a synthetic 83-amino acid analog of human IGF-1 featuring a Glu to Arg substitution at position 3 and a 13-amino acid N-terminal extension that reduces binding to IGF-binding proteins in cell-based assay systems.

Molecular formula: C400H625N111O115S9
Molecular weight: approximately 9,111 Da
CAS: 946870-92-4
Purity: 99% by reverse-phase HPLC; identity confirmed by ESI-MS
Format: Lyophilized powder from 0.1% acetic acid / water solution

Storage and Handling (Research Settings): Store lyophilized peptide at -80 C long-term; short-term storage at -20 C acceptable for up to 2 months. Reconstitute with 0.1% acetic acid in sterile water to a working concentration appropriate for your in vitro assay. Aliquot after reconstitution to minimize freeze-thaw cycles. Protect from direct light.

Batch-specific Certificate of Analysis (CoA) including reverse-phase HPLC trace, ESI-MS confirmation, and purity data is available in the AlphaPeps CoA Library at alphapeps.com/coa-library/.