--- product_id: 597394497 title: "Qualitative Filter Paper Circles, Cellulose Filter Paper in 94mm Cap with 20 Micron Particle Holding Medium Filtration Speed, Pack of 100 (94mm Diameter)" brand: "stonylab" price: "฿3070" currency: THB in_stock: true reviews_count: 5 category: "Stonylab" url: https://www.desertcart.co.th/products/597394497-qualitative-filter-paper-circles-cellulose-filter-paper-in-94mm-cap store_origin: TH region: Thailand --- # 35-70 sec filtration speed 94mm diameter precision 20 micron particle retention Qualitative Filter Paper Circles, Cellulose Filter Paper in 94mm Cap with 20 Micron Particle Holding Medium Filtration Speed, Pack of 100 (94mm Diameter) **Brand:** stonylab **Price:** ฿3070 **Availability:** ✅ In Stock ## Summary > 🧪 Filter Like a Pro, Brew Like a Boss! ## Quick Answers - **What is this?** Qualitative Filter Paper Circles, Cellulose Filter Paper in 94mm Cap with 20 Micron Particle Holding Medium Filtration Speed, Pack of 100 (94mm Diameter) by stonylab - **How much does it cost?** ฿3070 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.co.th](https://www.desertcart.co.th/products/597394497-qualitative-filter-paper-circles-cellulose-filter-paper-in-94mm-cap) ## 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 - • **Bulk Pack of 100:** Stay stocked and ready—never run out during critical experiments or your daily brew. - • **Precision 94mm Diameter:** Fits perfectly in standard lab and coffee setups for seamless filtration. - • **Low Ash Content ≤0.15%:** Maintains purity by minimizing residue, ideal for sensitive chemical and culinary uses. - • **Optimized Filtration Speed:** Balances efficiency and thoroughness with a 35-70 second flow rate. - • **Ultra-Fine 20 Micron Filtration:** Captures particles larger than 20μm, ensuring crystal-clear results every time. ## Overview Stonylab's 94mm cellulose filter paper circles deliver precise 20 micron filtration with a balanced 35-70 second flow rate and ultra-low ash content (≤0.15%). Packaged in a convenient set of 100, these filters are perfect for both scientific applications and enhancing your coffee experience by trapping fine particles and preserving flavor. ## Description "Stonylab Qualifying Filter Paper Tour, 94mm diameter cellulose filter paper and 20 micron filtration rate, pack of 100 stitches" Review: Conforme et très bien Utilisé pour filtrer des solution acides. Review: J'utilise ces filtres dans ma cafetière du nord ce qui retarde la filtration, empêche le marc de passer et permet de développer davantage les arômes ## Features - Filter paper diameter: 94mm - Coarse cellulose filter papers remove 20 μm> particles - Filtration Rate: 35 – 70 sec - Ash content: ≤0.15% ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B07R3JDYGM | | ASIN | B07R3JDYGM | | Batteries Included? | No | | Batteries Required? | No | | Best Sellers Rank | #174,522 in Kitchen ( See Top 100 in Kitchen ) #589 in Disposable Coffee Filters | | Color | White | | Customer Reviews | 4.6 4.6 out of 5 stars (248) | | Customer reviews | 4.6 4.6 out of 5 stars (248) | | Date First Available | 12 June 2019 | | Date First Available | 12 June 2019 | | Item Weight | 75 g | | Manufacturer | StonyLab Scientific | | Manufacturer | StonyLab Scientific | | Manufacturer reference | DX-FilterPaper-94mm | | Manufacturer reference | DX-FilterPaper-94mm | | Material | Cellulose | | Part number | DX-FilterPaper-94mm | | Product Dimensions | 9.4 x 9.4 x 2.4 cm; 75 g | | Product Dimensions | 9.4 x 9.4 x 2.4 cm; 75 g | ## Product Details - **Material:** Cellulose - **Brand:** stonylab - **Colour:** White - **Capacity:** 500 Milliliters - **Wide end diameter:** 94 Millimeters ## Images ![Qualitative Filter Paper Circles, Cellulose Filter Paper in 94mm Cap with 20 Micron Particle Holding Medium Filtration Speed, Pack of 100 (94mm Diameter) - Image 1](https://m.media-amazon.com/images/I/51tgupmfdZL.jpg) ## 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 ### ⭐⭐⭐⭐⭐ Review *by C***R on 19 September 2023* Conforme et très bien Utilisé pour filtrer des solution acides. ### ⭐⭐⭐⭐⭐ Review *by C***N on 11 November 2020* J'utilise ces filtres dans ma cafetière du nord ce qui retarde la filtration, empêche le marc de passer et permet de développer davantage les arômes ### ⭐⭐⭐⭐⭐ Review *by D***S on 14 April 2026* Good paper Works great Would buy it again ## 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 --- ## 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.co.th/products/597394497-qualitative-filter-paper-circles-cellulose-filter-paper-in-94mm-cap](https://www.desertcart.co.th/products/597394497-qualitative-filter-paper-circles-cellulose-filter-paper-in-94mm-cap) --- *Product available on Desertcart Thailand* *Store origin: TH* *Last updated: 2026-04-29*