{"product_id":"tesla-coil","title":"Tesla Coil","description":"\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003eOne of our most popular inks, Tesla Coil is a rich cobalt blue color that will produce a iridescent magenta sheening effect when saturated on high-quality papers like Tomoe River and Rhodia. The pictured writing sample is made on 68 gsm Tomoe River paper with a cotton swab and medium nib. \u003cstrong\u003eThis colorant will produce a pure cobalt blue on sorbent papers.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cem\u003e*Fountain pen ink sheen properties are best expressed when the ink is saturated on slightly hydrophobic papers like Tomoe River or Rhodia. Get the best results with a wet line. \u003cmeta charset=\"utf-8\"\u003e \u003cstrong\u003eVisible coloring will vary drastically by paper type and saturation\u003c\/strong\u003e.\u003c\/em\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eTesla Coil is part of the Keystone Formula fountain pen ink line, our traditional dye-colorant ink. \u003cspan\u003eThe 90mL volume will provide approximately 112 standard converter refills assuming a 0.8mL draw.\u003c\/span\u003e\u003cspan\u003e \u003cmeta charset=\"utf-8\"\u003eWe manufacture this ink in Pennsylvania with domestic and imported ingredients.\u003c\/span\u003e\u003cmeta charset=\"utf-8\"\u003e\u003c\/p\u003e","brand":"Fountain Pen Ink","offers":[{"title":"Default Title","offer_id":44524682051826,"sku":"PN100162","price":29.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1237\/1088\/files\/Tesla_Coil_4393c4ed-15e4-4905-85e2-471e89dc0834.jpg?v=1779376595","url":"https:\/\/www.birminghampens.mom\/products\/tesla-coil","provider":"Birmingham Pen Company","version":"1.0","type":"link"}