{"product_id":"procart-uv-black-light-ink-invisible-fluorescent-magic","title":"Procart Invisible UV Black Light Ink for Inkjet Printers - Invisible","description":"\u003cp\u003eIn this review of the Procart Invisible UV Black Light Ink for inkjet printers, the conclusion is straightforward: this 10 ml white fluorescent ink is best for users who need a discreet security or branding solution that becomes visible only under UV. The reviewer found it reliably invisible in normal light while producing bright fluorescent results under a 365 nm black light, making it a practical option for document protection, property marking, and creative decorations where secrecy matters. Setup is simple for anyone familiar with refillable inkjet cartridges, and the chemical stability under sunlight, water, and heat is a notable advantage.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eInkjet compatibility:\u003c\/strong\u003e Formulated specifically for refillable inkjet cartridges so prints can be produced with standard inkjet printers.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInvisible in normal light:\u003c\/strong\u003e Prints remain unseen by the naked eye under ambient lighting, revealing detail only under a 365 nm UV lamp.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFluorescent response:\u003c\/strong\u003e The white fluorescent pigment reacts best at 365 nm, producing a bright visible image under a black light for easy verification.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurability:\u003c\/strong\u003e The ink resists sunlight, water and heat so printed marks retain fluorescence without rapid fading or evaporation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSecurity and marking:\u003c\/strong\u003e Useful for document protection, anti-counterfeiting marks, tickets, labels and property marking where secret verification is required.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMultiple colors in range:\u003c\/strong\u003e Part of a fluorescent family available in white, cyan, magenta, yellow, light cyan and light magenta for multi-color invisible printing needs.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThe Procart invisible UV ink is ideal for small businesses, event organizers and security-conscious users who need a covert marking method for tickets, badges, documents and product authentication. It also suits artists and venue decorators who want hidden graphics that reveal themselves under a black light for special effects.\u003c\/p\u003e\n\u003cp\u003eThis is not for users who lack refillable inkjet cartridges or who need visible-color printing under normal light; it also requires a 365 nm UV lamp for optimum results, so buyers who cannot provide a UV source should look elsewhere.\u003c\/p\u003e\n\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePrints are truly invisible in normal lighting yet show bright fluorescence under a 365 nm UV lamp, making verification simple.\u003c\/li\u003e\n\u003cli\u003eDesigned for inkjet refill cartridges, so integration with common printers is straightforward for experienced users.\u003c\/li\u003e\n\u003cli\u003eResistant to sunlight, water and heat, which preserves fluorescent marks longer than many novelty inks.\u003c\/li\u003e\n\u003cli\u003eAvailable in a range of fluorescent colors in the same product family for flexible use cases.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eRequires refillable inkjet cartridges and a 365 nm black light to view results, so initial setup includes extra parts and a UV lamp.\u003c\/li\u003e\n\u003cli\u003eThe 10 ml bottle is a small supply for high-volume security printing needs.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct\u003c\/td\u003e\n\u003ctd\u003eInvisible UV ink for inkjet printers\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eProcart\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVolume\u003c\/td\u003e\n\u003ctd\u003e10 ml\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVisible under\u003c\/td\u003e\n\u003ctd\u003eUV lamp at 365 nm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eColor\u003c\/td\u003e\n\u003ctd\u003eWhite (fluorescent)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eResistant to\u003c\/td\u003e\n\u003ctd\u003eSunlight, water and heat\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIntended use\u003c\/td\u003e\n\u003ctd\u003eSecure documents, labels, posters, property marking\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eThe Procart Invisible UV Black Light Ink is a compact, effective solution for anyone needing covert printed marks that reveal under a 365 nm black light. It offers good durability and straightforward use with refillable inkjet cartridges, making it good value for security marking, event work and creative hidden printing despite the modest 10 ml quantity.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eWill these prints show up without a special lamp?\u003c\/strong\u003e\u003cbr\u003eAnswer. No, the prints are designed to be invisible in normal light and require a UV lamp around 365 nm to become visible.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan the ink be used outdoors?\u003c\/strong\u003e\u003cbr\u003eAnswer. The ink resists sunlight, water and heat, so it can be used for outdoor marking, but exposure conditions will affect longevity.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow do I use this with my printer?\u003c\/strong\u003e\u003cbr\u003eAnswer. Fill empty refillable inkjet cartridges with the ink, install them in your printer and print as usual; familiarity with refillable cartridges is recommended.\u003c\/p\u003e","brand":"Procart","offers":[{"title":"Default Title","offer_id":46499685990619,"sku":"B0813LYJ8H","price":14.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/51xMXuGsEtL._AC_SL1000.jpg?v=1739757227","url":"https:\/\/gearmusthave.com\/products\/procart-uv-black-light-ink-invisible-fluorescent-magic","provider":"GearMustHave","version":"1.0","type":"link"}