---
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: "4439 som"
currency: KGS
in_stock: true
reviews_count: 13
category: "Stonylab"
url: https://www.desertcart.kg/products/165270506-stonylab-qualitative-filter-paper-circles-56mm-diameter-cellulose-filter-paper
store_origin: KG
region: Kyrgyzstan
---

# 35-70 sec fast filtration 56mm diameter precision 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:** 4439 som
**Availability:** ✅ In Stock

## Summary

> 🧬 Elevate your lab game with precision filtration that never slows you down!

## 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?** 4439 som with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.kg](https://www.desertcart.kg/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

- • **Ultra-Low Ash Content:** Maintains purity with ≤0.15% ash content, minimizing interference in sensitive analytical procedures.
- • **Rapid Filtration Speed:** Experience efficient lab workflows with a swift 35-70 second filtration time, saving you valuable research hours.
- • **High Particle Retention:** Captures particles larger than 20 microns, guaranteeing clean, contaminant-free filtrates for reliable results.
- • **Versatile Chemical Compatibility:** Robust cellulose construction withstands aqueous solutions, solvents, and acids, making it your go-to filter for diverse experiments.
- • **Precision Fit for Buchner Funnels:** Optimized 56mm diameter ensures seamless compatibility with StonyLab and CoorsTek porcelain funnels for hassle-free setup.

## Overview

StonyLab's 56mm qualitative cellulose filter paper offers fast, reliable filtration with 20 micron particle retention and ultra-low ash content, perfectly designed for Buchner funnel applications. Its chemical resilience and precise sizing make it an essential, cost-effective tool for professional labs aiming for accuracy and efficiency.

## Description

Our Lab accessories are supplementary items designed to support and enhance laboratory work. Common examples include rubber stoppers, clamps, tubing, and stands, which are used to connect, secure, or stabilize laboratory equipment and setups. These accessories help ensure safe, efficient, and organized experimentation in scientific, educational, or research environments.

Review: filter good ice cream also good..cigarettes bad - Buchner funnels are indispensable tools in chemistry laboratories, widely employed for vacuum filtration. One crucial component that enhances their efficiency is the paper filter. These filters play a pivotal role in the separation of solids from liquids, offering a range of benefits that significantly contribute to the success of various scientific experiments. Enhanced Filtration Efficiency One of the primary advantages of utilizing paper filters in Buchner funnels is the notable improvement in filtration efficiency. The porous structure of paper filters allows for the efficient retention of solid particles while facilitating the passage of liquid through the filter. This ensures a faster and more effective separation process, saving valuable time in the laboratory. Precise Particle Retention Paper filters exhibit a remarkable ability to retain particles of different sizes with precision. This is particularly important in experiments where the separation of specific particle sizes is critical. The controlled porosity of paper filters enables scientists to tailor their filtration processes according to the requirements of their experiments, ensuring accurate and reliable results. Reduced Risk of Contamination The use of paper filters in Buchner funnels helps minimize the risk of contamination in experimental samples. The high-quality materials used in manufacturing these filters, such as cellulose or glass microfiber, provide a clean and inert environment for the filtration process. This is especially crucial in sensitive experiments where even trace contaminants can skew results. Compatibility with a Variety of Substances Paper filters are versatile and compatible with a wide range of substances, making them suitable for diverse laboratory applications. Whether filtering aqueous solutions, organic solvents, or suspensions, paper filters exhibit stability and effectiveness across different chemical environments. This versatility makes them a go-to choice for scientists working with various substances in their research. Ease of Use and Convenience The simplicity of incorporating paper filters into Buchner funnels adds to their appeal. The filters are readily available, easy to handle, and require minimal preparation. This convenience not only streamlines laboratory procedures but also enhances the overall user experience. Researchers can focus on the scientific aspects of their work without being burdened by complicated filtration processes. Cost-Effectiveness From an economic standpoint, paper filters offer a cost-effective solution for laboratory filtration. Compared to some alternative filtration methods, the affordability of paper filters makes them an attractive choice for researchers working within budget constraints. This cost-effectiveness does not compromise the quality of results, making paper filters a practical and efficient option for a wide range of scientific applications. Conclusion In conclusion, the integration of paper filters into Buchner funnels brings about a myriad of benefits that significantly contribute to the success of laboratory experiments. From enhanced filtration efficiency and precise particle retention to reduced contamination risks and versatility across different substances, paper filters prove to be indispensable tools in the scientific toolkit. Their ease of use, cost-effectiveness, and overall convenience further underscore their importance in facilitating successful and reliable filtration processes in the realm of laboratory research.
Review: Great filters , great value! - These 56mm filters fit perfectly in a CoorsTek 60240 porcelain buchner funnel. I could not get them to fit with Stonylab porcelain buchner filters. They work best with cold water extractions, from my experience, but i have used water alcohol mixtures, solvents such as chloroform, and vacuum filtration of small amounts of concentrated acids, and they seem to hold up well. They work well for filtering fine charcoal, and other fine particulates. I use them almost daily!

## 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

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B07R4WD8RC |
| Best Sellers Rank | #11,071 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #1 in Qualitative Lab Filter Paper |
| Date First Available | April 24, 2019 |
| Item Weight | 0.635 ounces |
| Item model number | SL000276 |
| Manufacturer | StonyLab Scientific |
| Product Dimensions | 2.2 x 2.2 x 0.79 inches |

## 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

## Customer Reviews

### ⭐⭐⭐⭐⭐ filter good ice cream also good..cigarettes bad
*by L***L on December 26, 2023*

Buchner funnels are indispensable tools in chemistry laboratories, widely employed for vacuum filtration. One crucial component that enhances their efficiency is the paper filter. These filters play a pivotal role in the separation of solids from liquids, offering a range of benefits that significantly contribute to the success of various scientific experiments. Enhanced Filtration Efficiency One of the primary advantages of utilizing paper filters in Buchner funnels is the notable improvement in filtration efficiency. The porous structure of paper filters allows for the efficient retention of solid particles while facilitating the passage of liquid through the filter. This ensures a faster and more effective separation process, saving valuable time in the laboratory. Precise Particle Retention Paper filters exhibit a remarkable ability to retain particles of different sizes with precision. This is particularly important in experiments where the separation of specific particle sizes is critical. The controlled porosity of paper filters enables scientists to tailor their filtration processes according to the requirements of their experiments, ensuring accurate and reliable results. Reduced Risk of Contamination The use of paper filters in Buchner funnels helps minimize the risk of contamination in experimental samples. The high-quality materials used in manufacturing these filters, such as cellulose or glass microfiber, provide a clean and inert environment for the filtration process. This is especially crucial in sensitive experiments where even trace contaminants can skew results. Compatibility with a Variety of Substances Paper filters are versatile and compatible with a wide range of substances, making them suitable for diverse laboratory applications. Whether filtering aqueous solutions, organic solvents, or suspensions, paper filters exhibit stability and effectiveness across different chemical environments. This versatility makes them a go-to choice for scientists working with various substances in their research. Ease of Use and Convenience The simplicity of incorporating paper filters into Buchner funnels adds to their appeal. The filters are readily available, easy to handle, and require minimal preparation. This convenience not only streamlines laboratory procedures but also enhances the overall user experience. Researchers can focus on the scientific aspects of their work without being burdened by complicated filtration processes. Cost-Effectiveness From an economic standpoint, paper filters offer a cost-effective solution for laboratory filtration. Compared to some alternative filtration methods, the affordability of paper filters makes them an attractive choice for researchers working within budget constraints. This cost-effectiveness does not compromise the quality of results, making paper filters a practical and efficient option for a wide range of scientific applications. Conclusion In conclusion, the integration of paper filters into Buchner funnels brings about a myriad of benefits that significantly contribute to the success of laboratory experiments. From enhanced filtration efficiency and precise particle retention to reduced contamination risks and versatility across different substances, paper filters prove to be indispensable tools in the scientific toolkit. Their ease of use, cost-effectiveness, and overall convenience further underscore their importance in facilitating successful and reliable filtration processes in the realm of laboratory research.

### ⭐⭐⭐⭐⭐ Great filters , great value!
*by K***R on May 31, 2022*

These 56mm filters fit perfectly in a CoorsTek 60240 porcelain buchner funnel. I could not get them to fit with Stonylab porcelain buchner filters. They work best with cold water extractions, from my experience, but i have used water alcohol mixtures, solvents such as chloroform, and vacuum filtration of small amounts of concentrated acids, and they seem to hold up well. They work well for filtering fine charcoal, and other fine particulates. I use them almost daily!

### ⭐⭐⭐⭐⭐ Good product, will buy again
*by W***B on February 6, 2026*

Filters worked very well. Filtered precipitated gold powder, it was very fine. Solution went in a brownish mud color, came out clear in the beaker after passing through the filter. It fit well, was true to its description.

## 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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*Product available on Desertcart Kyrgyzstan*
*Store origin: KG*
*Last updated: 2026-03-07*