The industrial utility of chemicals often lies in their specific properties, which enable critical processes across diverse manufacturing sectors. Zinc Hydrosulfite (CAS 7779-86-4) is a prime example, renowned for its potent bleaching and reducing capabilities, making it indispensable in the pulp and paper industry as well as in textile manufacturing.
In the pulp and paper sector, achieving high levels of whiteness is a key quality indicator. Zinc Hydrosulfite serves as an effective bleaching agent for wood pulp and other cellulosic materials. Its reducing action helps to break down and neutralize the colored impurities present in the raw pulp, thereby enhancing the brightness and visual appeal of the final paper products. For paper mills looking to improve their product quality and meet stringent market demands, sourcing high-purity Zinc Hydrosulfite from a reliable manufacturer is a strategic move.
The textile industry also heavily relies on the chemical properties of Zinc Hydrosulfite, particularly in dyeing processes. It functions as a crucial reducing agent for vat dyes and sulfur dyes. These dyes require reduction to a soluble, leuco form before they can effectively penetrate and bind to textile fibers. Once absorbed, the leuco form is oxidized back to its insoluble, colored state, resulting in vibrant and durable coloration. The effectiveness of the dyeing process, and consequently the quality of the finished textiles, directly depends on the purity and consistency of the Zinc Hydrosulfite used.
Furthermore, Zinc Hydrosulfite can also be employed in textile finishing to achieve specific effects or to prepare fabrics for subsequent treatments. Its ability to act as a mild reducing agent makes it suitable for various applications where controlled chemical reactions are needed.
For businesses in these industries, understanding the application nuances and ensuring a consistent supply of Zinc Hydrosulfite is vital. Many companies look to buy Zinc Hydrosulfite from established manufacturers in China, known for their production capacity and competitive pricing. When inquiring about Zinc Hydrosulfite price, it's important to specify the required purity (e.g., 85%, 88%, 90%) and the intended application to receive the most relevant information from suppliers.
As a versatile chemical intermediate, Zinc Hydrosulfite plays a significant role in enhancing product quality in both the pulp and paper and textile industries. We invite you to explore our offerings and learn how our manufacturing expertise can support your specific industrial needs.
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.