Standard:
| No. | ITEM | STANDARD | 
| 1 | Appearance | Powder/Flakes/Crystal | 
| 2 | Color | Super Shiny Black | 
| 3 | Solubility | 99% | 
| 4 | Humic acid(Dry basis) | 80%min. | 
| 5 | K2O(Dry basis) | 10%min. | 
| 6 | Moisture | 15%max | 
| 7 | PH Value | 8-10 | 
| 8 | Water insoluble | 1%max. | 
 Usage:
 
 
--Agriculture
It combined with theplant available nitrogen, phosphorus and other elements, making it amulti-functional compound fertilizer, and can be used as a soil conditioner,Plant growth regulators and fertilizer additives, crop nutrition sprayingliquid.
--Industry
Used in mining, oil,drilling mud treatment agent. It has a dilution effect and Fluid loss effect,and with high temperature chatacteristics.