---
product_id: 72679661
title: "NFR - Normal Frog Ringer (500 ml) - 10x Concentrate"
brand: "ecocyte bioscience"
price: "FREE"
currency: XOF
in_stock: false
url: https://www.desertcart.sn/products/72679661-nfr-normal-frog-ringer-500-ml-10x-concentrate
store_origin: SN
region: Senegal
---

# NFR - Normal Frog Ringer (500 ml) - 10x Concentrate

**Brand:** ecocyte bioscience
**Price:** FREE
**Availability:** ❌ Out of Stock

## Quick Answers

- **What is this?** NFR - Normal Frog Ringer (500 ml) - 10x Concentrate by ecocyte bioscience
- **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/72679661-nfr-normal-frog-ringer-500-ml-10x-concentrate)

## Best For

- ecocyte bioscience enthusiasts

## Why This Product

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

## Description

Normal Frog Ringer (NFR) is used for lab experiments with Xenopus laevis oocytes to guarantee a physiological environment with respect to homeostasis, pH and osmolarity.  Product information 10x concentrate NFR solution autoclaved  Instructions for use: 10x concentrate: For 1000 ml NFR Solution: Pour 100 ml NFR (10x) into a flask Add deionized water to a final volume of 1000 ml Adjust to pH 7.4 Use immediately once opened. Store at 4 - 8 °C  Ional composition of NFR Solution NaCl = 90 mM KCl = 2 mM CaCl2 = 2 mM MgCl2 = 1 mM HEPES = 5 mM

## Product Details

- **Material:** Glass
- **Brand:** Ecocyte Bioscience
- **Item Form:** Liquid
- **Item Weight:** 1.9 Pounds
- **Number of Items:** 1

## Images

![NFR - Normal Frog Ringer (500 ml) - 10x Concentrate - Image 1](https://m.media-amazon.com/images/I/71y7g3K46aL.jpg)

---

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---

*Product available on Desertcart Senegal*
*Store origin: SN*
*Last updated: 2026-06-03*