--- product_id: 180508071 title: "250ml Narrow Mouth Erlenmeyer Flask with Rubber Stopper, 3.3 Borosilicate Glass, Karter Scientific (Single)" brand: "karter scientific" price: "S$36" currency: SGD in_stock: true category: "Karter Scientific" url: https://www.desertcart.sg/products/180508071-250ml-narrow-mouth-erlenmeyer-flask-with-rubber-stopper-3-3 store_origin: SG region: Singapore --- # secure rubber stopper seal 250ml precision capacity 3.3 borosilicate glass durability 250ml Narrow Mouth Erlenmeyer Flask with Rubber Stopper, 3.3 Borosilicate Glass, Karter Scientific (Single) **Brand:** karter scientific **Price:** S$36 **Availability:** ✅ In Stock ## Summary > 🧬 Elevate your lab game with precision and durability that professionals trust! ## Quick Answers - **What is this?** 250ml Narrow Mouth Erlenmeyer Flask with Rubber Stopper, 3.3 Borosilicate Glass, Karter Scientific (Single) by karter scientific - **How much does it cost?** S$36 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.sg](https://www.desertcart.sg/products/180508071-250ml-narrow-mouth-erlenmeyer-flask-with-rubber-stopper-3-3) ## Best For - karter scientific enthusiasts ## Why This Product - Trusted karter scientific brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Optimized Capacity:** 250ml narrow mouth design with clear 25ml to 250ml graduations for precise measurement every time. - • **Ample Marking Space:** Extra-large white enamel marking area for easy labeling, boosting your workflow efficiency and organization. - • **Secure & Reliable Seal:** Includes a solid black rubber stopper ensuring airtight closure to keep your samples safe and uncontaminated. - • **Heavy-Duty Rim Protection:** Engineered with reinforced rims to minimize chipping and extend flask lifespan in busy lab environments. - • **Precision Meets Durability:** Crafted from premium 3.3 borosilicate glass for unmatched thermal shock resistance and mechanical strength. ## Overview The Karter Scientific 250ml Narrow Mouth Erlenmeyer Flask combines high-grade 3.3 borosilicate glass with a secure rubber stopper, delivering exceptional thermal shock resistance and mechanical strength. Featuring clear enamel graduations and a heavy-duty rim, this flask is designed for precise measurements and long-lasting durability, making it a top choice for scientific professionals and lab managers. ## Description Karter Scientific Erlenmeyer Flasks are designed with heavy duty rims to reduce chipping. Their uniform wall thickness provides the proper balance between mechanical strength and thermal shock resistance. Approximate graduations are in durable white enamel. An extra large marking space is also provided. Rubber stopper included. High quality inert 3.3 borosilicate glass. ## Features - Capacity: 250ml / 8oz (approx.) - Rubber Stopper: Solid, Black - Graduations: 25ml, 100ml to 250ml - Height: 148mm / 5.8" (approx.) - Outside Diameter: 85mm 3.4" (approx.) ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B082LP2DGF | | Best Sellers Rank | #49,437 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #16 in Lab Erlenmeyer Flasks | | Bottom Shape | Round | | Brand Name | Karter Scientific | | Capacity | 250 ml | | Customer Reviews | 4.5 4.5 out of 5 stars (372) | | Item Dimensions D x W x H | 3.4"D x 3.4"W x 5.8"H | | Manufacturer | Karter Scientific | | Material Type | Borosilicate Glass, Rubber | | Model Number | 213G28(RS) | | Number of Items | 1 | | Part Number | 213G28(RS) | | Shape | Cylinder | | Unit Count | 1 Count | ## Product Details - **Bottom Shape:** Round - **Brand:** Karter Scientific - **Capacity:** 250 ml - **Material:** Borosilicate Glass, Rubber - **Product Dimensions:** 3.4"D x 3.4"W x 5.8"H ## Images ![250ml Narrow Mouth Erlenmeyer Flask with Rubber Stopper, 3.3 Borosilicate Glass, Karter Scientific (Single) - Image 1](https://m.media-amazon.com/images/I/41PDnYQa+IL.jpg) ![250ml Narrow Mouth Erlenmeyer Flask with Rubber Stopper, 3.3 Borosilicate Glass, Karter Scientific (Single) - Image 2](https://m.media-amazon.com/images/I/31wCiPQzYpL.jpg) ![250ml Narrow Mouth Erlenmeyer Flask with Rubber Stopper, 3.3 Borosilicate Glass, Karter Scientific (Single) - Image 3](https://m.media-amazon.com/images/I/41DkQsCB3hL.jpg) ![250ml Narrow Mouth Erlenmeyer Flask with Rubber Stopper, 3.3 Borosilicate Glass, Karter Scientific (Single) - Image 4](https://m.media-amazon.com/images/I/61fH6c+G0zL.jpg) ## Available Options This product comes in different **Size, Style** options. --- ## 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.sg/products/180508071-250ml-narrow-mouth-erlenmeyer-flask-with-rubber-stopper-3-3](https://www.desertcart.sg/products/180508071-250ml-narrow-mouth-erlenmeyer-flask-with-rubber-stopper-3-3) --- *Product available on Desertcart Singapore* *Store origin: SG* *Last updated: 2026-10-18*