Corrosion remains a significant challenge across various industries, leading to material degradation and substantial economic losses. NINGBO INNO PHARMCHEM CO.,LTD. offers Tannic Acid Powder as an innovative and environmentally conscious chemical for industrial corrosion protection. This natural compound provides an effective barrier against rust and decay, extending the lifespan of valuable metal assets.
Tannic acid's remarkable ability to react with ferrous (iron-based) corrosion products makes it an excellent passivating agent. It forms a stable, protective layer on metal surfaces, effectively halting further oxidative processes. This natural tannic acid corrosion prevention is particularly valuable in historical preservation and industrial maintenance, where traditional methods might be too harsh or less sustainable. Companies looking for industrial tannic acid uses will find it an indispensable tool.
Unlike some synthetic corrosion treatments, tannic acid offers a more eco-friendly profile due to its natural origin. When applied, it not only prevents active corrosion but also transforms existing rust into a more stable, black compound, which can then be sealed for long-term protection. This makes NINGBO INNO PHARMCHEM CO.,LTD. a reliable pure natural tannic acid powder supplier for those prioritizing both efficacy and environmental responsibility.
Our tannic acid is available for a range of applications, from direct metal treatment to integration into specialized coating formulations like Hammerite Kurust. By choosing our tannic acid, industries can implement robust corrosion prevention strategies, safeguarding infrastructure and machinery. Contact NINGBO INNO PHARMCHEM CO.,LTD., a trusted tannic acid manufacturer, to inquire about bulk quantities and explore the competitive tannic acid price for your industrial needs. We are dedicated to providing high-quality chemical auxiliaries for critical industrial applications.
Manufacturing Facilities






Professional Export Experience
to Global Customers
1. 20 years of R&D, manufacturing and sales experience, serving customers in 60 countries and regions around the world;
2. Own R&D laboratory, pilot platform and large-scale production workshop, which can meet the audit requirements of global customers;
3. We can satisfy customers' perfect transition from small scale lab requirements (gram level) to commercialization requirements (hundred tons level).
A: We don't have Minimum Order Quantity, exact quantity should be provided before quotation for us to calculate the exact cost.
A: We don't provide free samples due to lots of request and expensive international courier's cost, we can deduct the sample charge after commercial order placed.
A: Our payment terms: Small or sample order: T/T IN ADVANCE. Commercial order: First order should be by T/T IN ADVANCE or L/C at sight, and following orders T/T 30~90days is acceptable subject to approval of credit application.