---
product_id: 165270506
title: "StonyLab Qualitative Filter Paper Circles, 56mm Diameter Cellulose Filter Paper with 20 Micron Particle Retention Medium Filtration Speed, Pack of 100"
brand: "stonylab"
price: "€ 28.47"
currency: EUR
in_stock: true
url: https://www.desertcart.gr/products/165270506-stonylab-qualitative-filter-paper-circles-56mm-diameter-cellulose-filter-paper
store_origin: GR
region: Greece
---

# 56mm precision diameter 35-70 sec fast filtration 20 micron particle retention StonyLab Qualitative Filter Paper Circles, 56mm Diameter Cellulose Filter Paper with 20 Micron Particle Retention Medium Filtration Speed, Pack of 100

**Brand:** stonylab
**Price:** € 28.47
**Availability:** ✅ In Stock

## Summary

> ⚗️ Elevate your lab game with precision and speed!

## Quick Answers

- **What is this?** StonyLab Qualitative Filter Paper Circles, 56mm Diameter Cellulose Filter Paper with 20 Micron Particle Retention Medium Filtration Speed, Pack of 100 by stonylab
- **How much does it cost?** € 28.47 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.gr](https://www.desertcart.gr/products/165270506-stonylab-qualitative-filter-paper-circles-56mm-diameter-cellulose-filter-paper)

## 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

- • **Rapid Filtration Speed:** Process samples in just 35 to 70 seconds—time is money
- • **Seamless Compatibility:** Optimized for StonyLab Porcelain Buchner Funnels for flawless lab synergy
- • **Precision 56mm Diameter:** Perfectly sized for consistent filtration every time
- • **Low Ash Content ≤0.15%:** Ensures minimal residue for pure, uncontaminated filtrates
- • **Ultra-Fine 20 Micron Filtration:** Captures particles larger than 20 µm for crystal-clear results

## Overview

StonyLab Qualitative Filter Paper Circles offer 56mm diameter cellulose filters with 20 micron particle retention and a fast filtration speed of 35-70 seconds. With low ash content (≤0.15%) and compatibility with StonyLab Porcelain Buchner Funnels, these 100-pack filter papers deliver reliable, efficient filtration for professional laboratory use.

## Description

StonyLab Qualitative Filter Paper Circles, 56mm Diameter Cellulose Filter Paper with 20 Micron Particle Retention Medium Filtration Speed, Pack of 100

## Features

- Filter paper diameter: 56mm
- Coarse cellulose filter papers remove particles > 20 µm
- Filtration Speed: 35 - 70 sec
- Ash content: ≤0.15%
- Compatible with StonyLab Porcelain Buchner Funnel

## Product Details

- **Material:** Paper
- **Brand:** stonylab
- **Color:** 56mm Diameter
- **Capacity:** 100 Milliliters
- **Product Dimensions:** 2.2"W x 2.36"H

## Images

![StonyLab Qualitative Filter Paper Circles, 56mm Diameter Cellulose Filter Paper with 20 Micron Particle Retention Medium Filtration Speed, Pack of 100 - Image 1](https://m.media-amazon.com/images/I/51PIgedeeSL.jpg)
![StonyLab Qualitative Filter Paper Circles, 56mm Diameter Cellulose Filter Paper with 20 Micron Particle Retention Medium Filtration Speed, Pack of 100 - Image 2](https://m.media-amazon.com/images/I/51TDL6VlkWL.jpg)
![StonyLab Qualitative Filter Paper Circles, 56mm Diameter Cellulose Filter Paper with 20 Micron Particle Retention Medium Filtration Speed, Pack of 100 - Image 3](https://m.media-amazon.com/images/I/51Kfd38jYhL.jpg)
![StonyLab Qualitative Filter Paper Circles, 56mm Diameter Cellulose Filter Paper with 20 Micron Particle Retention Medium Filtration Speed, Pack of 100 - Image 4](https://m.media-amazon.com/images/I/61RoSbf9kZL.jpg)
![StonyLab Qualitative Filter Paper Circles, 56mm Diameter Cellulose Filter Paper with 20 Micron Particle Retention Medium Filtration Speed, Pack of 100 - Image 5](https://m.media-amazon.com/images/I/41Ok6xbACzL.jpg)

## Available Options

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

## Questions & Answers

**Q: Do your 56mm filter paper fit a diameter outside: 50mm filtration flask?**
A: No _ I had to cut them down ; 50 mm papers seem hard to get 😞

**Q: Do you offer a filter paper to fit a 94 mm buchner that is a smaller micron than 20 ?**
A: Dear Customer,
Sorry, we currently only have filter papers that feature 20 Micron.
Thanks, Lizzy L

**Q: Are these food safe?**
A: Dear Customer,
The item is for laboratory use only.
Thanks, Lizzy L.

**Q: What is the temperature range they will work with and which solvents are compatible?**
A: For my purposes filtering will be done below freezing so wouldn't be much help as far as your question the range of working temp. It is not specified on packaging but filters seem solid

## Frequently Bought Together

- StonyLab Qualitative Filter Paper Circles, 56mm Diameter Cellulose Filter Paper with 20 Micron Particle Retention Medium Filtration Speed, Pack of 100
- Homesprit lab vacuum filtration pump for Laboratory Vacuum Filtration Distillation Apparatus to filter the liquid quicker

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**Shop now:** [https://www.desertcart.gr/products/165270506-stonylab-qualitative-filter-paper-circles-56mm-diameter-cellulose-filter-paper](https://www.desertcart.gr/products/165270506-stonylab-qualitative-filter-paper-circles-56mm-diameter-cellulose-filter-paper)

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*Product available on Desertcart Greece*
*Store origin: GR*
*Last updated: 2026-02-20*