The art of traditional ink making and paper production relies on a deep understanding of natural raw materials. Among these, Tannic Acid (CAS 1401-55-4) stands as a historically significant compound, critical for creating durable inks and enhancing paper quality. Its versatile properties have made it indispensable for artisans and manufacturers preserving age-old techniques.


In the realm of traditional ink making, particularly for iron gall ink, Tannic Acid is a cornerstone ingredient. It reacts with ferrous sulfate to produce the characteristic deep black, permanent ink that has adorned countless historical documents. Beyond just color, Tannic Acid acts as a robust pigment binding agent, ensuring the ink adheres well to paper and resists fading over time. For calligraphers and artists seeking authentic materials, understanding the role of Tannic Acid is crucial. If you're looking to purchase ink making supplies, ensuring you source high-quality Tannic Acid is paramount for genuine results.


Furthermore, Tannic Acid plays an important role in natural paper gluing, also known as sizing. It helps to control the absorbency of paper, preventing ink from bleeding and ensuring sharp, crisp lines. This is particularly relevant for handmade papers where achieving the right surface tension is vital for various artistic and writing applications. Its ability to interact with cellulose fibers makes it a natural choice for enhancing the structural integrity and ink-receptive qualities of paper. These characteristics make it a valuable component for those interested in historical writing materials and traditional crafts.


NINGBO INNO PHARMCHEM CO.,LTD. is proud to be a reliable source for quality Tannic Acid, supporting the resurgence of traditional crafts and specialized manufacturing. Our Tannic Acid is meticulously processed to ensure purity and consistency, making it suitable for even the most exacting historical replication projects and contemporary artistic endeavors. Whether you're a seasoned artisan or an emerging hobbyist, trust NINGBO INNO PHARMCHEM CO.,LTD. to provide the essential chemical auxiliary needed to perfect your traditional ink and paper making processes.