--- product_id: 150247920 title: "StonyLab Borosilicate Glass Heavy Wall Single Neck Flat Bottom Boiling Flask, with 24/40 Standard Taper Outer Joint, 50ml" brand: "stonylab" price: "5012 kr" currency: ISK in_stock: true reviews_count: 7 category: "Stonylab" url: https://www.desertcart.is/products/150247920-stonylab-borosilicate-glass-heavy-wall-single-neck-flat-bottom-boiling store_origin: IS region: Iceland --- # 450°C stable operating temp 24/40 standard taper joint Borosilicate glass corrosion resistant StonyLab Borosilicate Glass Heavy Wall Single Neck Flat Bottom Boiling Flask, with 24/40 Standard Taper Outer Joint, 50ml **Brand:** stonylab **Price:** 5012 kr **Availability:** ✅ In Stock ## Summary > 🧪 Elevate your experiments with lab-grade durability and precision! ## Quick Answers - **What is this?** StonyLab Borosilicate Glass Heavy Wall Single Neck Flat Bottom Boiling Flask, with 24/40 Standard Taper Outer Joint, 50ml by stonylab - **How much does it cost?** 5012 kr with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.is](https://www.desertcart.is/products/150247920-stonylab-borosilicate-glass-heavy-wall-single-neck-flat-bottom-boiling) ## 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 - • **Precision Fit Joint:** Standard 24/40 taper ensures seamless compatibility with lab apparatus - • **Compact 50ml Capacity:** Perfectly sized for precise small-scale experiments - • **Peace of Mind Warranty:** 1-year coverage to keep your workflow uninterrupted - • **Durable Borosilicate Glass:** Resists corrosion and thermal shock for long-lasting use - • **Lab-Grade Thermal Stability:** Withstands up to 450°C for reliable high-temp reactions ## Overview The StonyLab Borosilicate Glass Heavy Wall Boiling Flask features a 50ml capacity and a flat bottom design ideal for distillation and synthesis. Crafted from corrosion-resistant borosilicate glass, it tolerates temperatures up to 450°C and includes a 24/40 standard taper outer joint for versatile lab compatibility. Backed by a 1-year warranty, this flask combines durability with precision for professional scientific use. ## Description Buy StonyLab Borosilicate Glass Heavy Wall Single Neck Flat Bottom Boiling Flask, with 24/40 Standard Taper Outer Joint, 50ml at desertcart UK. Free delivery on eligible orders. Review: Very good quality - Very good quality Review: Sturdy construction. - Seems to stand up to reasonable abuse, there is some visual warping of the contents which I don’t see in some other thinner flasks. ## Features - Flat bottom boiling flask used in chemical experiments for distillation, reflux, synthesis reactions, and other operations - Single neck with 24/40 standard taper outer joint; capacity: 50 ml - Made of borosilicate glass, it exhibits excellent corrosion resistance and a low coefficient of thermal expansion; stable operating temperature: 450°C - Inspect the product for cracks before use; do not heat with open flames; instantaneous temperature changes must not exceed 140°C; the manufacturer is not liable for damages caused by improper operation - Warranty: 1-year coverage period for your peace of mind, if received damaged, please let us know and we will solve it promptly ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B07814QQD8 | | Best Sellers Rank | 94,033 in Business, Industry & Science ( See Top 100 in Business, Industry & Science ) 126 in Lab Flasks | | Bottom Shape | Round | | Brand | stonylab | | Capacity | 50 Millilitres | | Country Of Origin | China | | Customer Reviews | 4.6 4.6 out of 5 stars (225) | | Global Trade Identification Number | 07426844814444 | | Graduation Interval | 50 Millilitres | | Item Weight | 130 Grams | | Manufacturer | StonyLab Scientific | | Material Type | Glass, Polyethylene (PE) | ## Product Details - **Bottom shape:** Round - **Brand:** stonylab - **Capacity:** 50 Millilitres - **Global Trade Identification Number:** 07426844814444 - **Graduation interval:** 50 Millilitres - **Manufacturer:** StonyLab Scientific - **Material:** Glass, Polyethylene (PE) ## Images ![StonyLab Borosilicate Glass Heavy Wall Single Neck Flat Bottom Boiling Flask, with 24/40 Standard Taper Outer Joint, 50ml - Image 1](https://m.media-amazon.com/images/I/513tgXQ4nSL.jpg) ![StonyLab Borosilicate Glass Heavy Wall Single Neck Flat Bottom Boiling Flask, with 24/40 Standard Taper Outer Joint, 50ml - Image 2](https://m.media-amazon.com/images/I/51A0Zt7vX2L.jpg) ![StonyLab Borosilicate Glass Heavy Wall Single Neck Flat Bottom Boiling Flask, with 24/40 Standard Taper Outer Joint, 50ml - Image 3](https://m.media-amazon.com/images/I/51TIoIGP5UL.jpg) ![StonyLab Borosilicate Glass Heavy Wall Single Neck Flat Bottom Boiling Flask, with 24/40 Standard Taper Outer Joint, 50ml - Image 4](https://m.media-amazon.com/images/I/51GZHyHPr3L.jpg) ![StonyLab Borosilicate Glass Heavy Wall Single Neck Flat Bottom Boiling Flask, with 24/40 Standard Taper Outer Joint, 50ml - Image 5](https://m.media-amazon.com/images/I/71gRcbq-BYL.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ Very good quality *by G***Y on 6 March 2023* Very good quality ### ⭐⭐⭐⭐ Sturdy construction. *by A***G on 19 August 2019* Seems to stand up to reasonable abuse, there is some visual warping of the contents which I don’t see in some other thinner flasks. ### ⭐⭐⭐⭐⭐ Review *by C***N on 1 June 2020* Génial --- ## 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.is/products/150247920-stonylab-borosilicate-glass-heavy-wall-single-neck-flat-bottom-boiling](https://www.desertcart.is/products/150247920-stonylab-borosilicate-glass-heavy-wall-single-neck-flat-bottom-boiling) --- *Product available on Desertcart Iceland* *Store origin: IS* *Last updated: 2026-04-27*