---
product_id: 85717581
title: "StonyLab Glass 500ml Heavy Wall Borosilicate Glass Filtering Flask, Bolt Neck with Tubulation, 500ml"
brand: "stonylab"
price: "R1918"
currency: ZAR
in_stock: true
category: "Stonylab"
url: https://www.desertcart.co.za/products/85717581-stonylab-glass-500ml-heavy-wall-borosilicate-glass-filtering-flask-bolt
store_origin: ZA
region: South Africa
---

# 8mm I.D. vacuum hose compatible 450°C heat resistance Borosilicate glass chemical durability StonyLab Glass 500ml Heavy Wall Borosilicate Glass Filtering Flask, Bolt Neck with Tubulation, 500ml

**Brand:** stonylab
**Price:** R1918
**Availability:** ✅ In Stock

## Summary

> 🧪 Elevate your lab game with filtration that flows as fast as your ideas!

## Quick Answers

- **What is this?** StonyLab Glass 500ml Heavy Wall Borosilicate Glass Filtering Flask, Bolt Neck with Tubulation, 500ml by stonylab
- **How much does it cost?** R1918 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/85717581-stonylab-glass-500ml-heavy-wall-borosilicate-glass-filtering-flask-bolt)

## Best For

- stonylab enthusiasts

## Why This Product

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

## Key Features

- • **Handcrafted Precision:** Each flask is handmade with a slight tolerance, making yours uniquely reliable
- • **Premium Borosilicate Build:** Chemical-resistant glass ensures longevity and purity
- • **Boost Your Filtration Speed:** Designed to increase flow rate for stubborn solutions under pressure
- • **Optimized Vacuum Filtration:** Bolt neck with tubulation fits standard 8mm vacuum hoses seamlessly
- • **Unmatched Thermal Endurance:** Withstands up to 450°C for the toughest lab conditions

## Overview

The StonyLab 500ml Heavy Wall Borosilicate Glass Filtering Flask is engineered for professional labs needing reliable pressure filtration. Crafted from durable borosilicate glass, it resists chemicals and withstands temperatures up to 450°C. Its bolt neck with tubulation supports standard 8mm vacuum hoses, optimizing filtration speed for challenging solutions. Handmade with precision, this flask combines durability and performance for demanding scientific workflows.

## Description

Buy StonyLab Glass 500ml Heavy Wall Borosilicate Glass Filtering Flask, Bolt Neck with Tubulation, 500ml at desertcart UK. Free delivery on eligible orders.

## Features

- Used for pressure filtration; or to increase flow rate when some concentrated solutions are slow or difficult to filter under normal pressure
- Made of durable borosilicate glass, offering excellent chemical resistance
- Supports vacuum filtration and can withstand temperatures up to 450°C, ensuring reliable performance in demanding laboratory environments
- Equipped with standard side-arm tubing connection, compatible with 8 mm I.D. vacuum hoses
- Special notice: as this item is handmade, please allow an error range of 2-3 mm

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B076GPVFSJ |
| Best Sellers Rank | 8,927 in Business, Industry & Science ( See Top 100 in Business, Industry & Science ) 4 in Lab Flasks |
| Bottom Shape | Round |
| Brand | stonylab |
| Capacity | 500 ml |
| Country Of Origin | China |
| Customer Reviews | 4.6 4.6 out of 5 stars (339) |
| Graduation Interval | 500 Millilitres |
| Item Weight | 0.57 Pounds |
| Manufacturer | StonyLab Scientific |
| Manufacturer Part Number | US-FilterFlask-500ml-Glass-1PK |
| Material Type | Borosilicate Glass |
| Model Number | US-FilterFlask-500ml-Glass-1PK |
| Number of Items | 1 |

## Product Details

- **Bottom shape:** Round
- **Brand:** stonylab
- **Capacity:** 500 ml
- **Graduation interval:** 500 Millilitres
- **Manufacturer:** StonyLab Scientific
- **Material:** Borosilicate Glass
- **Number of items:** 1

## Images

![StonyLab Glass 500ml Heavy Wall Borosilicate Glass Filtering Flask, Bolt Neck with Tubulation, 500ml - Image 1](https://m.media-amazon.com/images/I/31cQz0R+NML.jpg)
![StonyLab Glass 500ml Heavy Wall Borosilicate Glass Filtering Flask, Bolt Neck with Tubulation, 500ml - Image 2](https://m.media-amazon.com/images/I/31pjJyLHiKL.jpg)
![StonyLab Glass 500ml Heavy Wall Borosilicate Glass Filtering Flask, Bolt Neck with Tubulation, 500ml - Image 3](https://m.media-amazon.com/images/I/31OT2WpYTAL.jpg)
![StonyLab Glass 500ml Heavy Wall Borosilicate Glass Filtering Flask, Bolt Neck with Tubulation, 500ml - Image 4](https://m.media-amazon.com/images/I/31cromv2JyL.jpg)
![StonyLab Glass 500ml Heavy Wall Borosilicate Glass Filtering Flask, Bolt Neck with Tubulation, 500ml - Image 5](https://m.media-amazon.com/images/I/410zynV-BfL.jpg)

## Available Options

This product comes in different **Color, Size** options.

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**Shop now:** [https://www.desertcart.co.za/products/85717581-stonylab-glass-500ml-heavy-wall-borosilicate-glass-filtering-flask-bolt](https://www.desertcart.co.za/products/85717581-stonylab-glass-500ml-heavy-wall-borosilicate-glass-filtering-flask-bolt)

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*Product available on Desertcart South Africa*
*Store origin: ZA*
*Last updated: 2026-09-21*