--- product_id: 173054397 title: "– StonyLab Quantitative Filter Paper Circles, 74mm Diameter Cellulose Filter Paper with 20 Micron Particle Retention Medium Filtration Speed, Pack of 100" brand: "stonylab" price: "114.36 DT" currency: TND in_stock: true reviews_count: 9 category: "Stonylab" url: https://www.desertcart.tn/products/173054397-stonylab-quantitative-filter-paper-circles-74mm-diameter-cellulose-filter-paper store_origin: TN region: Tunisia --- # 74mm precision diameter 35-70 sec filtration speed 20 micron particle retention – StonyLab Quantitative Filter Paper Circles, 74mm Diameter Cellulose Filter Paper with 20 Micron Particle Retention Medium Filtration Speed, Pack of 100 **Brand:** stonylab **Price:** 114.36 DT **Availability:** ✅ In Stock ## Summary > ⚗️ Elevate your lab game with precision and speed – don’t get left behind! ## Quick Answers - **What is this?** – StonyLab Quantitative Filter Paper Circles, 74mm Diameter Cellulose Filter Paper with 20 Micron Particle Retention Medium Filtration Speed, Pack of 100 by stonylab - **How much does it cost?** 114.36 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/173054397-stonylab-quantitative-filter-paper-circles-74mm-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 35-70 seconds to keep your workflow efficient. - • **Lab-Ready Compatibility:** Optimized for StonyLab Porcelain Buchner Funnels, making setup effortless. - • **Precision 74mm Diameter:** Fits perfectly with standard lab funnels for seamless integration. - • **Ultra-Low Ash Content ≤0.01%:** Ensures minimal residue, maintaining sample purity and accuracy. - • **Ultra-Fine 20 Micron Filtration:** Captures even the smallest particles for crystal-clear results. ## Overview StonyLab Quantitative Filter Paper Circles offer 74mm diameter cellulose filters with a fine 20 micron particle retention and fast filtration speed of 35-70 seconds. With ultra-low ash content (≤0.01%) and compatibility with StonyLab Buchner funnels, these 100-pack filter papers deliver reliable, high-purity filtration ideal for professional and research 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. Review: Filter equipment - The filter papers are fine and were delivered promptly, but they are not much use without the funnel and side arm flask that I ordered at the same time and that order has been cancelled. Review: Great for the price - For the price these are great filters. Used them for my masters project and they do what they say on the tin ## Features - Filter paper diameter: 74mm - Coarse cellulose filter papers remove particles > 20 µm - Filtration Speed: 35 – 70 sec - Ash content: ≤0.01% - Compatible with StonyLab Porcelain Buchner Funnel ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B07R3Y1457 | | Batteries Required? | No | | Batteries included? | No | | Best Sellers Rank | 40,125 in Business, Industry & Science ( See Top 100 in Business, Industry & Science ) 10 in Quantitative Filter Paper | | Colour | 75mm Diameter | | Customer Reviews | 4.4 4.4 out of 5 stars (389) | | Date First Available | 25 April 2019 | | Item Weight | 42.4 g | | Item model number | SL000247 | | Manufacturer | StonyLab Scientific | | Material | Paper | | Part number | DL-FilterPaper-74mm | | Product Dimensions | 7.4 x 7.4 x 1 cm; 42.4 g | | Shape | Circle | | Size | 74 mm Diameter | ## Product Details - **Colour:** 75mm Diameter - **Brand:** stonylab - **Material:** Paper - **Sheet size:** 74 x 74 millimeters - **Recommended uses for product:** Laboratory or scientific filtration ## Images ![– StonyLab Quantitative Filter Paper Circles, 74mm Diameter Cellulose Filter Paper with 20 Micron Particle Retention Medium Filtration Speed, Pack of 100 - Image 1](https://m.media-amazon.com/images/I/51HUBD6Cl-L.jpg) ![– StonyLab Quantitative Filter Paper Circles, 74mm Diameter Cellulose Filter Paper with 20 Micron Particle Retention Medium Filtration Speed, Pack of 100 - Image 2](https://m.media-amazon.com/images/I/51lVbtdvLlL.jpg) ![– StonyLab Quantitative Filter Paper Circles, 74mm 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 Quantitative Filter Paper Circles, 74mm 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 Quantitative Filter Paper Circles, 74mm 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. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Filter equipment *by S***Y on 23 November 2025* The filter papers are fine and were delivered promptly, but they are not much use without the funnel and side arm flask that I ordered at the same time and that order has been cancelled. ### ⭐⭐⭐⭐⭐ Great for the price *by W***M on 9 October 2019* For the price these are great filters. Used them for my masters project and they do what they say on the tin ### ⭐⭐⭐⭐⭐ Very good product *by T***N on 7 June 2020* very good quality and very quick delivery ## Frequently Bought Together - StonyLab Quantitative Filter Paper Circles, 74mm Diameter Cellulose Filter Paper with 20 Micron Particle Retention Medium Filtration Speed, Pack of 100 - StonyLab Porcelain Buchner Funnel 80mm, Porcelain Buchner Filter Funnel OD 8cm ID 7.4cm for Laboratory - StonyLab Glass 500ml Heavy Wall Borosilicate Glass Filtering Flask, Bolt Neck with Tubulation, 500ml --- ## 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/173054397-stonylab-quantitative-filter-paper-circles-74mm-diameter-cellulose-filter-paper](https://www.desertcart.tn/products/173054397-stonylab-quantitative-filter-paper-circles-74mm-diameter-cellulose-filter-paper) --- *Product available on Desertcart Tunisia* *Store origin: TN* *Last updated: 2026-07-03*