---
product_id: 222416543
title: "Sponsored Ad – StonyLab Qualitative Filter Paper Circles, 56mm Diameter Cellulose Filter Paper with 20 Micron Particle Retention Medium Filtration Speed, Pack of 100"
brand: "stonylab"
price: "$52.36"
currency: USD
in_stock: true
reviews_count: 1
url: https://www.desertcart.ec/products/222416543-sponsored-ad-stonylab-qualitative-filter-paper-circles-56mm-diameter-cellulose
store_origin: EC
region: Ecuador
---

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

**Brand:** stonylab
**Price:** $52.36
**Availability:** ✅ In Stock

## Summary

> ⚡ Filter smarter, faster, cleaner—because your lab deserves the best!

## Quick Answers

- **What is this?** Sponsored Ad – 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?** $52.36 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.ec](https://www.desertcart.ec/products/222416543-sponsored-ad-stonylab-qualitative-filter-paper-circles-56mm-diameter-cellulose)

## 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:** Processes samples in just 35 to 70 seconds—time is money.
- • **Seamless Compatibility:** Optimized for StonyLab Porcelain Buchner Funnels—effortless integration.
- • **Low Ash Content ≤0.15%:** Ensures minimal residue, maintaining sample purity and accuracy.
- • **Precision-Cut 56mm Circles:** Perfectly sized for consistent, reliable filtration every time.
- • **Ultra-Fine 20 Micron Filtration:** Captures particles larger than 20 microns for crystal-clear results.

## Overview

StonyLab's 56mm qualitative filter paper circles deliver precise 20 micron particle retention with rapid 35-70 second filtration speed and ultra-low ash content (≤0.15%), ensuring high purity and efficiency. Designed for seamless use with StonyLab Buchner funnels, this pack of 100 premium cellulose filters is a must-have for professionals demanding reliable lab performance.

## 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.

## 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 |
|---------------|-------|
| Manufacturer | StonyLab Scientific |
| Part number | DX-FilterPaper-56mm |
| Item Weight | 18 g |
| Product Dimensions | 5.6 x 5.6 x 2 cm; 18 g |
| Item model number | SL000276 |
| Size | 56 mm Diameter |
| Colour | 56mm Diameter |
| Material | PE_(Polyethylene), Paper |
| Batteries included? | No |
| Batteries Required? | No |

## Product Details

- **Material:** PE_(Polyethylene), Paper
- **Brand:** stonylab
- **Colour:** 56mm Diameter
- **Capacity:** 100 Millilitres
- **Wide-end diameter:** 56 Millimetres

## Images

![Sponsored Ad – 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)

## Available Options

This product comes in different **Size Name** 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

### ⭐⭐⭐⭐⭐ Paper filter
*by S***E on 5 March 2022*

It’s a filter and it’s made of paper

## 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.ec/products/222416543-sponsored-ad-stonylab-qualitative-filter-paper-circles-56mm-diameter-cellulose](https://www.desertcart.ec/products/222416543-sponsored-ad-stonylab-qualitative-filter-paper-circles-56mm-diameter-cellulose)

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*Product available on Desertcart Ecuador*
*Store origin: EC*
*Last updated: 2026-01-24*