{"product_id":"van-diemans-professional-blue-black-essential-4ml-fountain-pen-ink-sample","title":"Professional - Blue-Black Essential - 4ml Fountain Pen Ink Sample","description":"The classic office ink, engineered to outlast the document.\u003cbr\u003e\u003cbr\u003eA timeless blue-black with the right blend of depth and formality, lifted by a light red sheen on high-grade paper. This is part of Van Dieman's Professional line, formulated for superior lightfastness, permanency, and water resistance compared with their standard inks. Designed for everyday carry and daily writing, it keeps notes and documents legible and vibrant for the long haul. pH 7.3, surface tension 33.6 mN\/m.\u003cbr\u003e\u003cbr\u003eTry before you commit to a full bottle. Each sample is hand-decanted into a 4ml glass vial with a screw-top cap and a labelled colour name, so you can test the shading, sheen, and flow in your own pens on your own paper first.\u003cbr\u003e\u003cbr\u003eVolume: 4ml glass sample vial\u003cbr\u003eSeries: Van Dieman's Professional\u003cbr\u003eBase colour: Deep formal blue-black\u003cbr\u003eSheen: Light red sheen on high-grade paper\u003cbr\u003eDye-based, water-based ink\u003cbr\u003eDecanted in-house from a full 40ml bottle\u003cbr\u003eHandmade in Launceston, Tasmania, Australia\u003cbr\u003e\u003cbr\u003eA perfect way to build a swatch library or fill an ink-sample flight. Ideal for junk journaling, lettering, fountain pen collectors, and stationery lovers who want to explore Van Dieman's Tasmanian inks without committing to a full bottle.","brand":"Van Dieman's","offers":[{"title":"Default Title","offer_id":67419382055216,"sku":"VD-2TTD9","price":5.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0961\/0952\/7344\/files\/Swatch_Blue-Black_d02d1133-1cfc-4a18-bdef-9d435b91a0a3.jpg?v=1785467688","url":"https:\/\/5heartspaper.com\/products\/van-diemans-professional-blue-black-essential-4ml-fountain-pen-ink-sample","provider":"5 Hearts Paper","version":"1.0","type":"link"}