--- 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: "103.42 DT" currency: TND in_stock: true category: "Stonylab" url: https://www.desertcart.tn/products/165270506-stonylab-qualitative-filter-paper-circles-56mm-diameter-cellulose-filter-paper store_origin: TN region: Tunisia --- # 56mm precision diameter 20 micron particle retention 35-70 sec fast filtration StonyLab Qualitative Filter Paper Circles, 56mm Diameter Cellulose Filter Paper with 20 Micron Particle Retention Medium Filtration Speed, Pack of 100 **Brand:** stonylab **Price:** 103.42 DT **Availability:** ✅ In Stock ## Summary > 🧪 Elevate your lab game with precision and speed—don’t get left behind! ## 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?** 103.42 DT with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.tn](https://www.desertcart.tn/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:** Processes samples in just 35 to 70 seconds—maximize lab efficiency. - • **Seamless Compatibility:** Optimized for StonyLab Porcelain Buchner Funnels for a flawless fit. - • **Precision 56mm Diameter:** Perfectly sized for consistent, reliable filtration every time. - • **Low Ash Content ≤0.15%:** Ensures minimal residue, maintaining sample purity and accuracy. - • **Ultra-Fine 20 Micron Filtration:** Captures particles larger than 20 microns 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 Buchner funnels, these 100-pack filters deliver reliable, efficient filtration ideal for professional lab environments. ## 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 | |---------------|-------| | Customer Reviews | 4.6 out of 5 stars 676 Reviews | ## 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 --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.tn/products/165270506-stonylab-qualitative-filter-paper-circles-56mm-diameter-cellulose-filter-paper](https://www.desertcart.tn/products/165270506-stonylab-qualitative-filter-paper-circles-56mm-diameter-cellulose-filter-paper) --- *Product available on Desertcart Tunisia* *Store origin: TN* *Last updated: 2026-07-07*