CHINA best potassium humate grains slow release fertilizer manufacture
USD $1,100 - $1,300 /Metric Ton
Min.Order:1 Metric Ton
Agrolink Internation Co., Ltd.
|
| Technical Grade |
HA (dry basis) | ≥ 50% | ≥ 65% |
K2O | ≥10%-12% | ≥10%-12% |
Insoluble mattr in water | ≤5% | ≤1% |
PH | 9-10 | 9-10 |
Moisture | ≤25% | ≤15% |
Organic Matter | ≥ 85% | ≥ 85% |
High grade leonardite potssium humate is bright black crystal material soluble in water, alkaline, contains hydroxyl, carboxylate and other active groups.