{"product_id":"platinum-carbon-ink-cartridges-pack-of-4","title":"Platinum Carbon Ink Cartridges - Pack of 4","description":"\u003ch3\u003eAbout Platinum Carbon Ink Cartridges - Pack of 4\u003c\/h3\u003e\n\u003cp\u003ePlatinum Carbon Ink Cartridges deliver rich, permanent black ink for fountain pens. This pack of four cartridges offers reliable performance and smooth writing with minimal feathering. Carbon-based formula resists fading and water damage, making it ideal for documents requiring longevity. Compatible with standard international cartridge systems. Perfect for professionals, students, and pen enthusiasts who demand quality ink that won't compromise on colour depth or durability.\u003c\/p\u003e","brand":"Platinum","offers":[{"title":"Default Title","offer_id":57396587037054,"sku":"SPC-200#1","price":3.15,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0782\/2043\/files\/61uc4wlaG6L._AC_SX679.jpg?v=1778574360","url":"https:\/\/www.hamiltonpens.mom\/products\/platinum-carbon-ink-cartridges-pack-of-4","provider":"The Hamilton Pen Company","version":"1.0","type":"link"}