# Angstrom > Angstrom Technologies, Inc\., specializes in fluorescent inks and dyes, security pigments, taggant products, and UV LEDs for secure documents\. Generated by Yoast SEO v28.7, this is an llms.txt file, meant for consumption by LLMs. ## Pages - [Contact Us](https://angtech.com/contact-us/) - [Home](https://angtech.com/) - [Fluorescent Pigments \& Dyes](https://angtech.com/products/fluorescent-pigments-dyes/) - [Detection](https://angtech.com/products/detection/) - [CSP Products](https://angtech.com/csp-products/) ## Posts - [Angstrom Technologies, Inc\., Layered Security Approach](https://angtech.com/angstrom-technologies-layered-security-approach/) - [Angstrom Technologies Introduces a PFAS\-Free Red UV Fluorescent Inkfor High\-Performance Applications](https://angtech.com/pfas-free-red-uv-fluorescent-ink-for-high-performance-applications/) - [Color Shifting Pigments for Cosmetics Packaging: Authentication That Enhances Luxury Appeal](https://angtech.com/color-shifting-pigments-cosmetics-packaging-authentication/) - [Pharmaceutical Tax Stamp Compliance: Security Pigment Solutions for Global Markets](https://angtech.com/pharmaceutical-tax-stamp-compliance-security-pigments/) - [How Fluorescent Pigments Power Alcohol and Tobacco Tax Stamp Authentication](https://angtech.com/fluorescent-pigments-for-alcohol-tobacco-tax-stamp-authentication/) ## Categories - [Fluorescence](https://angtech.com/category/fluorescence/) - [Layered Security](https://angtech.com/category/layered-security/) - [Past](https://angtech.com/category/past/) - [Company News](https://angtech.com/category/company-news/) - [Upcoming](https://angtech.com/category/upcoming/) ## Optional - [Sitemap index](https://angtech.com/sitemap_index.xml)