
Humic Acid Sodium Humate for Drilling Mud Additives. High Humic Acid Content: Available in grades ranging from 30% to 70% dry basis to meet specific application needs. Multiple Physical Forms: Offered as black powder (80mesh), flakes (3-6mm), and granules (1-2mm/2-4mm). Optimal pH Range: pH level maintained between 9.0 and 11.0 for effective chemical performance. Leonardite Raw Material: Manufactured from high-quality brown coal (lignite) leonardite sourced in Jiangxi, China. Versatile Applications: Suitable for soil conditioning in vegetables, flowers, fruit, and as drilling mud additives. Fast Delivery: Delivery within 15-21 days after payment receipt, with peak season lead time of 15 workdays. Secure Packaging: Packaged in 25kg net plastic-coated paper bags to prevent moisture and damage.