---
product_id: 58249297
title: "Protea PS-561-1 LEU-Enkephalin, 500 pmol"
brand: "protea"
price: "FREE"
currency: XOF
in_stock: false
url: https://www.desertcart.sn/products/58249297-protea-ps-561-1-leu-enkephalin-500-pmol
store_origin: SN
region: Senegal
---

# SDS-PAGE Ready Mass Spec Grade Lyophilized Protea PS-561-1 LEU-Enkephalin, 500 pmol

**Brand:** protea
**Price:** FREE
**Availability:** ❌ Out of Stock

## Summary

> 🔍 Unlock Precision in Every Experiment!

## Quick Answers

- **What is this?** Protea PS-561-1 LEU-Enkephalin, 500 pmol by protea
- **How much does it cost?** FREE with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.sn](https://www.desertcart.sn/products/58249297-protea-ps-561-1-leu-enkephalin-500-pmol)

## Best For

- protea enthusiasts

## Why This Product

- Trusted protea brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Elevate Your Research:** Join the ranks of top researchers who rely on Protea for their peptide needs.
- • **Precision Calibration:** Ensure your instruments are always on point with our certified peptide standard.
- • **Quality You Can Trust:** High-quality standards that meet rigorous scientific demands.
- • **Versatile Applications:** Perfect for SDS-PAGE, making it a must-have for your lab toolkit.
- • **Longevity & Convenience:** Lyophilized for a shelf life that outlasts your experiments.

## Overview

The Protea PS-561-1 LEU-Enkephalin is a high-quality peptide standard designed for instrument calibration and optimization. Certified Mass Spec Grade, it is lyophilized for extended shelf life and easy reconstitution, making it ideal for SDS-PAGE applications.

## Description

Protea's mass spec grade Peptide Standards are designed for use in mass spectrometry, molecular biology and life science laboratories. These high quality standards are used for calibration of ESI and MALDI instruments to provide accurate protein analyses. Each peptide standard also works as an excellent sample for proteomics method development, enzymatic digestion studies and characterization of LC-MS analytical systems. For quality assurance and standardization purposes, each peptide standard is provided with a high-resolution mass spectrum of the peptide.Features- Certified Mass Spec Grade- Lyophilized for long shelf-life- Easy reconstitutionResearch Applications- Method development for peptide mapping studies- Internal standards peptide analysis- Standardization of affinity capture and selective enrichment protocolsPeptide StandardsErythropoietin (EPO) (117-131) (PS-520)MUC5AC 3 (PS-521)Cholecystokinin (26-33) (PS-560)Leu-Enkephalin (PS-561)Hirudin (55-65) (PS-562)Angiotensin I (PS-600)Angiotensin II (PS-601)Cholecystokinin (10-20) (PS-602)Calcitonin (15-29) (PS-603)Annexin 1 (PS-604)Carcinoembryonic Antigen CGM2 (176-186) (PS-605)ACTH (1-10) (PS-606)L-selecting (PS-607)SCPA (PS-608)IP3 Truncated Peptide (PS-609)Substance P (PS-611)LH-RH (PS-613)

## Features

- High quality peptide standard for instrument calibration and optimization
- Certified Mass Spec Grade
- Lyophilized for long shelf life and easy reconstitution
- SDS-PAGE applications

## Images

![Protea PS-561-1 LEU-Enkephalin, 500 pmol - Image 1](https://m.media-amazon.com/images/I/71Cb3DvVejL.jpg)

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*Product available on Desertcart Senegal*
*Store origin: SN*
*Last updated: 2026-02-23*