---
product_id: 139756895
title: "StonyLab Qualitative Filter Paper Circles, 94mm Diameter Cellulose Filter Paper with 20 Micron Particle Retention Medium Filtration Speed, Pack of 100"
brand: "stonylab"
price: "£24.80"
currency: GBP
in_stock: true
url: https://www.desertcart.co.uk/products/139756895-stonylab-qualitative-filter-paper-circles-94mm-diameter-cellulose-filter-paper
store_origin: GB
region: United Kingdom
---

# 94mm precision diameter 20 micron particle retention 35-70 sec filtration speed StonyLab Qualitative Filter Paper Circles, 94mm Diameter Cellulose Filter Paper with 20 Micron Particle Retention Medium Filtration Speed, Pack of 100

**Brand:** stonylab
**Price:** £24.80
**Availability:** ✅ In Stock

## Summary

> 🔬 Elevate your lab game with precision and speed!

## Quick Answers

- **What is this?** StonyLab Qualitative Filter Paper Circles, 94mm Diameter Cellulose Filter Paper with 20 Micron Particle Retention Medium Filtration Speed, Pack of 100 by stonylab
- **How much does it cost?** £24.80 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co.uk](https://www.desertcart.co.uk/products/139756895-stonylab-qualitative-filter-paper-circles-94mm-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:** Balances efficiency and thoroughness with 35-70 seconds per filter
- • **Seamless Compatibility:** Optimized for StonyLab Porcelain Buchner Funnels to elevate your workflow
- • **Low Ash Content ≤0.15%:** Ensures minimal residue, maintaining sample purity and accuracy
- • **Precision-Cut 94mm Circles:** Perfectly sized for consistent lab results every time
- • **Ultra-Fine 20 Micron Filtration:** Captures even the smallest particles for crystal-clear filtrate

## Overview

StonyLab Qualitative Filter Paper Circles offer 94mm diameter cellulose filters with 20 micron particle retention and a fast filtration speed of 35-70 seconds. With ultra-low ash content and compatibility with StonyLab Buchner funnels, this pack of 100 ensures reliable, high-purity filtration for professional laboratory use.

## Description

High quality professional equipment makes every experiment easy.
StonyLab, based in New York, is a reputable chemistry enterprise dedicated to delivering top-tier integrated and tailored laboratory solutions to our clients, with a strong emphasis on scientific exploration and advancement.
Our unwavering commitment extends to offering exceptional post-sale support. Should you have any inquiries, please feel free to reach out to us without hesitation.
Professional, Comprehensive, Reliable.
stonylab supplies high quality products at affordable prices.
We provide researchers with professional, high quality products, which make sense for advancing the world of science and technology.
We will continue to innovate and design better products.
Qualitative Filter Paper
Quantitative Filter Paper
Nylon Membrane Filters
MCE Membrane Filters
G3 Frit Buchner Funnel
Glass Buchner Funnel
Glass Funnel
What type of filter paper is this?
This is qualitative filter paper, suitable for routine laboratory filtration, solid-liquid separation, sample processing, and other applications.
What is the ash content of this filter paper?
The ash content is ≤0.15%, making it suitable for routine qualitative analysis and laboratory filtration.
Can this filter paper be used for vacuum filtration?
Yes. It can be used with suitable filtration equipment for routine vacuum filtration.
How do I choose the right filter paper diameter?
Choose a filter paper diameter that matches the filtration funnel size so that the paper fits evenly over the filtration area for proper operation.
What should I check before using the filter paper?
Check that the filter paper is intact and clean before use. Keep it dry and avoid moisture or damage that may affect filtration performance.

## Features

- Filter paper diameter: 94mm
- 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 | B07R3JDYGM |
| Best Sellers Rank | #15,605 in Industrial & Scientific (See Top 100 in Industrial & Scientific) #1 in Qualitative Lab Filter Paper |
| Date First Available | April 24, 2019 |
| Item Weight | 2.65 ounces |
| Manufacturer | StonyLab Scientific |
| Product Dimensions | 3.7 x 3.7 x 0.94 inches |

## Product Details

- **Material:** Coarse cellulose
- **Brand:** stonylab
- **Color:** 94mm Diameter
- **Capacity:** 500 Milliliters
- **Product Dimensions:** 3.7"W x 0.94"H

## Images

![StonyLab Qualitative Filter Paper Circles, 94mm Diameter Cellulose Filter Paper with 20 Micron Particle Retention Medium Filtration Speed, Pack of 100 - Image 1](https://m.media-amazon.com/images/I/51tgupmfdZL.jpg)
![StonyLab Qualitative Filter Paper Circles, 94mm Diameter Cellulose Filter Paper with 20 Micron Particle Retention Medium Filtration Speed, Pack of 100 - Image 2](https://m.media-amazon.com/images/I/51DbclpFFuL.jpg)
![StonyLab Qualitative Filter Paper Circles, 94mm 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, 94mm 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, 94mm 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: What type of filter paper is this?**
A: This is qualitative filter paper, suitable for routine laboratory filtration, solid-liquid separation, sample processing, and other applications.

**Q: What is the ash content of this filter paper?**
A: The ash content is ≤0.15%, making it suitable for routine qualitative analysis and laboratory filtration.

**Q: Can this filter paper be used for vacuum filtration?**
A: Yes. It can be used with suitable filtration equipment for routine vacuum filtration.

**Q: How do I choose the right filter paper diameter?**
A: Choose a filter paper diameter that matches the filtration funnel size so that the paper fits evenly over the filtration area for proper operation.

**Q: What should I check before using the filter paper?**
A: Check that the filter paper is intact and clean before use. Keep it dry and avoid moisture or damage that may affect filtration performance.

## Frequently Bought Together

- StonyLab Qualitative Filter Paper Circles, 94mm 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
- QWORK 1000ML Buchner Funnel Kit Filter Flask Set, 1L Vacuum Flask 80mm Funnel, Borosilicate Glass Heavy Wall Filtering Flask

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*Product available on Desertcart United Kingdom*
*Store origin: GB*
*Last updated: 2026-10-27*