1. Product Introduction Our potassium fulvate flakes are made from lignite and weathered lignite. The scraping process is similar to that used to produce potassium humate. High-quality raw materials are ... Read More
1. Product Introduction Our potassium fulvate hollow granules are made from lignite and weathered lignite using a high-tower spray drying process. A mineral-sourced potassium fulvate solution is pumped via a ... Read More