---
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: "S$33"
currency: SGD
in_stock: true
reviews_count: 8
category: "Fzn"
url: https://www.desertcart.sg/products/527612510-fzn-3-neck-round-250-ml-bottom-boiling-flask-24
store_origin: SG
region: Singapore
---

# 24/40 standard taper joints Heat-resistant borosilicate glass 250 mL precision volume 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:** S$33
**Availability:** ✅ In Stock

## Summary

> 🧬 Elevate your lab game with precision and durability!

## 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?** S$33 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.sg](https://www.desertcart.sg/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 Reliability:** Trusted by professionals and educators alike for consistent, high-quality performance
- • **Optimized for Precision:** Clear volume markings and round bottom for even heat distribution and accurate reactions
- • **Triple-Neck Versatility:** Multi-joint design for complex organic syntheses and reflux setups
- • **Leak-Free Standard Joints:** Interchangeable 24/40 taper joints ensure secure, spill-proof connections
- • **Premium Borosilicate Durability:** Thick, heat-resistant glass built to withstand high temperatures and vacuum stress

## Overview

The FZN 3 Neck Round 250 mL Bottom Boiling Flask is a premium borosilicate glass apparatus featuring three 24/40 standard taper joints for versatile organic chemistry applications. Its thick, heat-resistant round bottom design ensures even heat distribution and resistance to vacuum stress, making it ideal for distillation and reflux processes in professional and educational labs.

## 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 | #33,954 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #7 in Lab Boiling Flasks |
| Brand | FZN |
| Colour | Transparent |
| Country of Origin | India |
| Customer Reviews | 4.9 4.9 out of 5 stars (16) |
| Date First Available | 14 March 2023 |
| Included Components | Round Bottom Flask |
| Item Dimensions LxWxH | 15 x 15 x 10 Centimeters |
| Item Height | 10 Centimeters |
| Item Width | 15 Centimeters |
| Item model number | THREE NECK FLASK |
| Manufacturer | FZN |
| Model number | THREE NECK FLASK |
| Net Quantity | 250.00 Milliliters |
| Number of Memory Sticks | 1 |
| Product Dimensions | 15 x 15 x 10 cm |

## 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)
![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 2](https://m.media-amazon.com/images/I/416j2kp4tQL.jpg)
![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 3](https://m.media-amazon.com/images/I/51hg-PBIK5L.jpg)
![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 4](https://m.media-amazon.com/images/I/510ZR5kpNcL.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 Singapore*
*Store origin: SG*
*Last updated: 2026-03-13*