---
product_id: 28292375
title: "Economy Glass Filtering Flask, 250mL - Borosilicate Glass - Conical Shape, with Integral Side Arm - White Graduations - Eisco Labs"
brand: "economy glass"
price: "1538924₫"
currency: VND
in_stock: true
url: https://www.desertcart.vn/products/28292375-economy-glass-filtering-flask-250ml-borosilicate-glass-conical-shape-integral
store_origin: VN
region: Vietnam
---

# 250mL capacity Integral side arm Borosilicate glass Economy Glass Filtering Flask, 250mL - Borosilicate Glass - Conical Shape, with Integral Side Arm - White Graduations - Eisco Labs

**Brand:** economy glass
**Price:** 1538924₫
**Availability:** ✅ In Stock

## Summary

> 🔬 Elevate Your Lab Game with Precision and Strength!

## Quick Answers

- **What is this?** Economy Glass Filtering Flask, 250mL - Borosilicate Glass - Conical Shape, with Integral Side Arm - White Graduations - Eisco Labs by economy glass
- **How much does it cost?** 1538924₫ with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.vn](https://www.desertcart.vn/products/28292375-economy-glass-filtering-flask-250ml-borosilicate-glass-conical-shape-integral)

## Best For

- economy glass enthusiasts

## Why This Product

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

## Key Features

- • **Optimized Fit:** 24.5mm inner diameter neck for a secure stopper fit, perfect for pressure applications.
- • **Robust Design:** Heavy wall construction ensures safety under vacuum pressure.
- • **Industrial Strength:** Crafted from high-quality borosilicate 3.3 glass, resistant to breakage and thermal shock.
- • **Precision Measurement:** Easy-to-read white enamel graduations every 50mL for accurate results.
- • **Versatile Connectivity:** Adaptable side arm for seamless integration with 3/8" tubing.

## Overview

The Eisco Labs Filtering Flask is a 250mL borosilicate glass conical flask designed for durability and precision. Featuring an integral side arm for easy tubing connection, heavy wall construction for safety, and optimized neck design for secure stopper fitting, this flask is perfect for both industrial and laboratory settings. Its excellent chemical durability and ability to withstand high temperatures make it a reliable choice for any professional.

## Description

Economy Glass Filtering Flask, 250mL - Borosilicate Glass - Conical Shape, with Integral Side Arm - White Graduations - Eisco Labs

## Features

- 250mL CAPACITY || 250mL capacity and easy-to-read white enamel graduations every 50mL
- INTEGRAL SIDE ARM || Conical flask with tubulated integral side arm adaptable to 3/8" internal diameter tubing
- HEAVY WALL || Heavy wall design for safe use under vacuum pressure
- INDUSTRIAL QUALITY || Made of high quality, heavy duty, borosilicate 3.3 glass with excellent strength against breakage. Microwavable and autoclavable, with superior chemical durability. Can withstand high temperatures and thermal shocks
- OPTIMIZED MOUTH & NECK DESIGN || Optimized mouth and neck with 24.5mm inner diameter opening ensures secure fit with stopper when under pressure (stopper not included)

## Product Details

- **Material:** Borosilicate Glass
- **Capacity:** 250 Milliliters
- **Brand:** Economy Glass
- **Bottom Shape:** Round
- **Graduation Interval:** 50 Milliliters

## Images

![Economy Glass Filtering Flask, 250mL - Borosilicate Glass - Conical Shape, with Integral Side Arm - White Graduations - Eisco Labs - Image 1](https://m.media-amazon.com/images/I/518hrEcUjNL.jpg)

## Questions & Answers

**Q: What size rubber stopper does it need?**
A: The inner diameter at the top of this flask is 30mm. So 6 or 6.5 will work.

## Frequently Bought Together

- Economy Glass Filtering Flask, 250mL - Borosilicate Glass - Conical Shape, with Integral Side Arm - White Graduations - Eisco Labs
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**Shop now:** [https://www.desertcart.vn/products/28292375-economy-glass-filtering-flask-250ml-borosilicate-glass-conical-shape-integral](https://www.desertcart.vn/products/28292375-economy-glass-filtering-flask-250ml-borosilicate-glass-conical-shape-integral)

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*Product available on Desertcart Vietnam*
*Store origin: VN*
*Last updated: 2026-03-13*