---
product_id: 487719235
title: "Magnetic Stir Bar Set,7pcs Lab Type-B Mixed Size PTFE Magnetic Stirrer Mixer Stir Bars"
brand: "haocheng"
price: "€ 26.19"
currency: EUR
in_stock: true
url: https://www.desertcart.fr/products/487719235-magnetic-stir-bar-set-7pcs-lab-type-b-mixed-size
store_origin: FR
region: France
---

# Heat resistant up to 250°C 7 versatile sizes for precise stirring Operates down to -196°C, ultra-cold ready Magnetic Stir Bar Set,7pcs Lab Type-B Mixed Size PTFE Magnetic Stirrer Mixer Stir Bars

**Brand:** haocheng
**Price:** € 26.19
**Availability:** ✅ In Stock

## Summary

> 🧬 Stir Smarter, Not Harder – The Ultimate Magnetic Mix Master

## Quick Answers

- **What is this?** Magnetic Stir Bar Set,7pcs Lab Type-B Mixed Size PTFE Magnetic Stirrer Mixer Stir Bars by haocheng
- **How much does it cost?** € 26.19 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.fr](https://www.desertcart.fr/products/487719235-magnetic-stir-bar-set-7pcs-lab-type-b-mixed-size)

## Best For

- haocheng enthusiasts

## Why This Product

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

## Key Features

- • **Built to Endure:** Teflon coating ensures chemical resistance and longevity
- • **Lab-Grade Versatility:** Ideal for biological, chemical, medical, and research applications
- • **Vibration-Free Mixing:** Pivot axle design minimizes wear and noise during use
- • **Precision in Every Spin:** 7 mixed-size PTFE-coated bars for tailored lab stirring
- • **Extreme Temperature Tolerance:** Reliable performance from cryogenic lows to high-heat reactions

## Overview

This Magnetic Stir Bar Set includes 7 PTFE-coated bars in varied sizes (5x10mm to 9x35mm), designed for efficient stirring in professional labs. Featuring a built-in pivot axle to reduce vibration and wear, these bars resist acids, alkalis, and organic solvents, and withstand temperatures from -196°C to 250°C, making them indispensable for precise, durable mixing across scientific disciplines.

## Description

Description： 1.Size:5*10mm/6*12mm/8*20mm/7*25mm/8*28mm/8*30mm/9*35mm ( diameter x length). 2. Quantity: 7pcs. 3. Shape: Cylinder with pivot 4. Material: PTFE (Polytetrafluoroethylene).

## Features

- Size:5*10mm/6*12mm/8*20mm/7*25mm/8*28mm/8*30mm/9*35mm Stirrer Mixer Stir Bar Used to stir a liquid or solution in biological, chemical, medical and research laboratory applications.
- Stir bars are coated with Teflon (PTFE) covering, built-in pivot axle helps to reduce vibration and wear during stirring.
- With acid and alkali resistance, resistant to a variety of organic solvents, almost insoluble in solvents.
- High temperature up to 250 ℃, low temperature up to -196 ℃.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Material | Polytetrafluoroethylene |
| Brand | haocheng |
| Colour | white |
| Shape | Cylindrical |
| Number of Pieces | 7 |
| Manufacturer | Shenzhen Haocheng Instrument Co., Ltd |
| UPC | 768399555258 |
| Country of Origin | USA |
| Model number | PTFE-B |
| Number of Memory Sticks | 7 |
| Item Weight | 32 g |
| Package Dimensions | 5.59 x 3.4 x 1.09 cm; 32 g |
| Item model number | PTFE-B |
| Included Components | Stir Bars |
| Are batteries included? | No |

## Product Details

- **Material:** Polytetrafluoroethylene
- **Brand:** haocheng
- **Colour:** white
- **Shape:** Cylindrical
- **Number of Pieces:** 7

## Images

![Magnetic Stir Bar Set,7pcs Lab Type-B Mixed Size PTFE Magnetic Stirrer Mixer Stir Bars - Image 1](https://m.media-amazon.com/images/I/41jhr4INHuL.jpg)
![Magnetic Stir Bar Set,7pcs Lab Type-B Mixed Size PTFE Magnetic Stirrer Mixer Stir Bars - Image 2](https://m.media-amazon.com/images/I/419HMD9XtrL.jpg)
![Magnetic Stir Bar Set,7pcs Lab Type-B Mixed Size PTFE Magnetic Stirrer Mixer Stir Bars - Image 3](https://m.media-amazon.com/images/I/51zowS7VB-L.jpg)
![Magnetic Stir Bar Set,7pcs Lab Type-B Mixed Size PTFE Magnetic Stirrer Mixer Stir Bars - Image 4](https://m.media-amazon.com/images/I/51d7hNc41CL.jpg)
![Magnetic Stir Bar Set,7pcs Lab Type-B Mixed Size PTFE Magnetic Stirrer Mixer Stir Bars - Image 5](https://m.media-amazon.com/images/I/41jmacpZkvL.jpg)

## Frequently Bought Together

- CHSZCHC Magnetic Stir Bar Set,7pcs Lab Type-B Mixed Size PTFE Magnetic Stirrer Mixer Stir Bars
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*Product available on Desertcart France*
*Store origin: FR*
*Last updated: 2026-03-12*