Choosing a China manufacturer for K2SO4 means accessing competitive pricing, large-scale production capabilities, and a deep understanding of chemical synthesis and quality control. Our company specializes in producing K2SO4 that meets the stringent purity requirements for applications such as photoresist chemicals and specialized fertilizers. We understand that variations in product quality can significantly impact downstream processes, from semiconductor fabrication to agricultural yield.
At NINGBO INNO PHARMCHEM CO.,LTD., we leverage our expertise to ensure that every batch of Potassium Sulfate adheres to international standards. Our commitment to quality control, efficient logistics, and customer service makes us a preferred supplier for businesses worldwide seeking dependable industrial chemical supply. By choosing us, you secure a consistent flow of high-quality K2SO4, enabling your operations to run smoothly and efficiently, thereby supporting your own product development and manufacturing goals.
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.