--- product_id: 6520976 title: "rOtring Isograph Technical Drawing Pen, Liquid Ink, 23 ml, Black" brand: "rotring" price: "€ 18.66" currency: EUR in_stock: true category: "Rotring" url: https://www.desertcart.be/products/6520976-rotring-isograph-technical-drawing-pen-liquid-ink-23-ml-black store_origin: BE region: Belgium --- # high opacity, lightfast black ink hand-finished stainless steel nib 23 ml premium liquid ink rOtring Isograph Technical Drawing Pen, Liquid Ink, 23 ml, Black **Brand:** rotring **Price:** € 18.66 **Availability:** βœ… In Stock ## Summary > πŸ–‹οΈ Elevate your technical drawings with precision and permanence! ## Quick Answers - **What is this?** rOtring Isograph Technical Drawing Pen, Liquid Ink, 23 ml, Black by rotring - **How much does it cost?** € 18.66 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.be](https://www.desertcart.be/products/6520976-rotring-isograph-technical-drawing-pen-liquid-ink-23-ml-black) ## Best For - rotring enthusiasts ## Why This Product - Trusted rotring brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - β€’ **Mix & Match Colors:** Ink’s high color purity allows seamless mixing for custom shades and creative freedom. - β€’ **Vibrant & Durable Ink:** High-opacity, lightfast ink guarantees sharp, fade-resistant drawings and reproductions. - β€’ **Precision Crafted Nibs:** Hand-finished stainless steel nibs ensure ultra-smooth, exact lines every time. - β€’ **Trusted Quality & Warranty:** Backed by a 2-year limited warranty, this pen ink is a reliable choice for professionals. - β€’ **Versatile Surface Compatibility:** Perfect adhesion on tracing paper, vellum, drawing paper, and lineboard for all your projects. ## Overview The Isograph Technical Drawing Pen ink offers 23 ml of high-opacity, lightfast black liquid ink designed for professional use on tracing paper, vellum, and more. Featuring hand-finished stainless steel calligraphy nibs for smooth, precise lines, this ink delivers excellent adhesion and color purity. Ideal for technical drawings and reproductions, it comes with a 2-year warranty, making it a trusted choice among designers and architects. ## Description Designed and manufactured with precision for optimum performance. This is an easy-flowing, high opacity ink with excellent adhesion, suitable for tracing paper, vellum, drawing paper and lineboard. Calligraphy nibs, crafted from the finest stainless steel and hand finished for a smooth, precision inking edge. It's lightfast and suitable for all forms of reproduction. Ink has high color purity. Colored inks can be mixed with one another. Limited warranty: guaranteed for 2 years from original purchase date against defects in materials or workmanship. rOtring Isograph Technical Drawing Pen, Liquid Ink, 23 ml, Black. ## Features - This is an easy-flowing, high opacity ink with excellent adhesion, suitable for tracing paper, vellum, drawing paper and lineboard. - Calligraphy nibs, crafted from the finest stainless steel and hand finished for a smooth, precision inking edge. - It's lightfast and suitable for all forms of reproduction. - Ink has high color purity. Colored inks can be mixed with one another. - Calligraphy nibs, crafted from the finest stainless steel and hand finished for a smooth, precision inking edge. Not for any use on skin, including tattoos. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B000SO412G | | Best Sellers Rank | #47,719 in Office Products ( See Top 100 in Office Products ) #5 in Technical Pens | | Brand Name | Rotring | | Container Type | Bottle | | Customer Reviews | 4.7 4.7 out of 5 stars (2,957) | | Global Trade Identification Number | 04006856032413, 04006856591170 | | Ink Color | Black | | Item Weight | 1.28 ounces | | Manufacturer | Sanford | | Manufacturer Part Number | S0194660 | | Model Number | S0194660 | | Number of Items | 1 | | Paint Type | Watercolor | | Unit Count | 1 Count | | Volume | 23 ml | ## Product Details - **Brand:** Rotring - **Global Trade Identification Number:** 04006856032413, 04006856591170 - **Item Volume:** 23 ml - **Package Information:** Bottle - **Paint Type:** Watercolor ## Images ![rOtring Isograph Technical Drawing Pen, Liquid Ink, 23 ml, Black - Image 1](https://m.media-amazon.com/images/I/61dUyyuBjrL.jpg) ## Available Options This product comes in different **Color, Size** options. ## Questions & Answers **Q: Is this ink waterproof?** A: Hello,It is water‐soluble.It is not waterproof.Thank you. **Q: How can I thin this ink for small tip technical pens without diluting it?** A: Thank you for your interest in our Rotring brand. This ink is only meant to be used with our Isograph line of pens and is not suitable for non-isograph technical pens. **Q: Does this ink work with alcohol markers?** A: If you're asking if alcohol dissolves (smears) this ink, no, not in my experience. I use the Isograph pens (with this ink) for my marker drawings with no problem at all. I also use it to line my watercolor stuff, also no smearing. **Q: Can i use this ink with a rapidograph pen or only rotring isograph pen?** A: Please be advised that only rOtring Isograph pens have refillable ink reservoirs ideal for drawers using bottle inks. The rOtring Rapidograph pens are compatible with rOtring 's unique capillary cartridges exclusively. ## Frequently Bought Together - rOtring Isograph Technical Drawing Pen, Liquid Ink, 23 ml, Black - Rotring Isograph Technical Drawing Pen, 0.35 mm - rOtring 1903394 Isograph Technical Drawing Pen, 0.1 mm --- ## Why Shop on Desertcart? - πŸ›’ **Trusted by 1.3+ Million Shoppers** β€” Serving international shoppers since 2016 - 🌍 **Shop Globally** β€” Access 737+ million products across 21 categories - πŸ’° **No Hidden Fees** β€” All customs, duties, and taxes included in the price - πŸ”„ **15-Day Free Returns** β€” Hassle-free returns (30 days for PRO members) - πŸ”’ **Secure Payments** β€” Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** β€” Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.be/products/6520976-rotring-isograph-technical-drawing-pen-liquid-ink-23-ml-black](https://www.desertcart.be/products/6520976-rotring-isograph-technical-drawing-pen-liquid-ink-23-ml-black) --- *Product available on Desertcart Belgium* *Store origin: BE* *Last updated: 2026-09-10*