We are professional producer and exporter of humic acid products and the specifications ias as follow;

Potassium humate super grade
Appeance: Shine black crystal powder
Soluble matter in water (dry base): 95.0%min
Humic acid (dry base): 75.0%min
K2O (dry base): 12.0%min
Moisture: 15.0%max
pH: 9.0-10.0
Size between 0.1-1.0mm: 95.0%min
Packing: 25kgs plastic woven bags, 20mts/20'FCL