---
product_id: 527612510
title: "FZN 3 Neck Round 250 ML Bottom Boiling Flask with 24/40 Center & Side Joints Angled Receiving Reflux Flask Multi Neck Apparatus Organic Chemistry Lab Glassware"
brand: "fzn"
price: "R363"
currency: ZAR
in_stock: true
reviews_count: 8
category: "Fzn"
url: https://www.desertcart.co.za/products/527612510-fzn-3-neck-round-250-ml-bottom-boiling-flask-24
store_origin: ZA
region: South Africa
---

# 24/40 standard taper joints Heat-resistant borosilicate glass 250 mL precision capacity FZN 3 Neck Round 250 ML Bottom Boiling Flask with 24/40 Center & Side Joints Angled Receiving Reflux Flask Multi Neck Apparatus Organic Chemistry Lab Glassware

**Brand:** fzn
**Price:** R363
**Availability:** ✅ In Stock

## Summary

> 🧪 Elevate your lab game with precision and durability that commands respect.

## Quick Answers

- **What is this?** FZN 3 Neck Round 250 ML Bottom Boiling Flask with 24/40 Center & Side Joints Angled Receiving Reflux Flask Multi Neck Apparatus Organic Chemistry Lab Glassware by fzn
- **How much does it cost?** R363 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co.za](https://www.desertcart.co.za/products/527612510-fzn-3-neck-round-250-ml-bottom-boiling-flask-24)

## Best For

- fzn enthusiasts

## Why This Product

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

## Key Features

- • **Lab-Grade Durability:** Premium borosilicate glass with thick walls ensures long-lasting, shatter-resistant performance under intense heat and vacuum conditions.
- • **Precision Volume Control:** Clearly marked 250 mL capacity enables accurate measurement and reproducibility in critical experiments.
- • **Trusted by Professionals:** Top-rated (#10 in Lab Boiling Flasks) with 4.9-star reviews, this flask is a must-have for serious chemists and educators alike.
- • **Optimized Heat Distribution:** Round bottom shape evenly disperses thermal stress, minimizing risk of breakage during boiling or reflux.
- • **Versatile Multi-Neck Design:** Three necks with 24/40 standard taper joints allow seamless integration with various lab apparatus for complex organic syntheses.

## Overview

The FZN 3 Neck Round Bottom Boiling Flask is a 250 mL borosilicate glass apparatus featuring three 24/40 standard taper joints for versatile lab setups. Its heat-resistant, thick-walled design ensures safe boiling and reflux applications, making it ideal for organic chemistry and vacuum distillation. Highly rated and built for professional use, this flask combines precision, durability, and multi-neck functionality in one premium package.

## Description

Made up of FZN glass with markings for volume of liquid and flask can be heated on flame for increasing temperature of solutions as per experiments performed in chemistry lab for schools and education institute.

Review: Good quality - This is a heavy duty high quality glassware product. I'm delighted that I made the purchase.
Review: Great build - These round bottoms flask are very good , neck size was perfect

## Features

- Premium Quality: Constructed of premium borosilicate glass, with a thick glass wall that is strong and reusable.
- Standard Size: The round-bottom flask has an interchangeable, leak-free 24/40 standard taper outer joint. the 100ml volume.
- Heat-Resistant: Because spheres can evenly distribute stress across their surfaces, boiling flasks with round bottoms are more resilient to shattering under vacuum.
- Wide Application: The round bottom flask is widely used in organic chemistry, in distillation, or vacuum distillation apparatus.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0BYF5WG56 |
| Best Sellers Rank | #39,240 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #10 in Lab Boiling Flasks |
| Bottom Shape | Round |
| Brand | FZN |
| Brand Name | FZN |
| Capacity | 250 Milliliters |
| Country Of Origin | India |
| Customer Reviews | 4.9 out of 5 stars 16 Reviews |
| Graduation Interval | 250 Milliliters |
| Manufacturer | FZN |
| Material | Glass |
| Material Type | Glass |
| Unit Count | 250.00 Milliliters |
| Whats in the box? | Round Bottom Flask |

## Product Details

- **Bottom Shape:** Round
- **Brand:** FZN
- **Capacity:** 250 Milliliters
- **Graduation Interval:** 250 Milliliters
- **Manufacturer:** FZN
- **Material:** Glass

## Images

![FZN 3 Neck Round 250 ML Bottom Boiling Flask with 24/40 Center & Side Joints Angled Receiving Reflux Flask Multi Neck Apparatus Organic Chemistry Lab Glassware - Image 1](https://m.media-amazon.com/images/I/41KHgghd6YL.jpg)

## Available Options

This product comes in different **Style** options.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Good quality
*by M***. on 22 November 2023*

This is a heavy duty high quality glassware product. I'm delighted that I made the purchase.

### ⭐⭐⭐⭐⭐ Great build
*by R***. on 21 November 2023*

These round bottoms flask are very good , neck size was perfect

### ⭐⭐⭐⭐⭐ Superb
*by G***V on 11 November 2023*

Top grade 2 neck round bottom, a fantastic purchase

## Frequently Bought Together

- FZN 3 Neck Round 250 ML Bottom Boiling Flask with 24/40 Center & Side Joints Angled Receiving Reflux Flask Multi Neck Apparatus Organic Chemistry Lab Glassware
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*Product available on Desertcart South Africa*
*Store origin: ZA*
*Last updated: 2026-02-26*