Product name : Agricultural grade potassium nitrate KNO3
High purity 99.6%
100% water soluble
High effect
Less in use amount
Introduction:
Potassium sulphate is white crystal , high purity , fully water soluble ,it can provide a quick supplement of nitrate nitrogen and potassium, improve fruit appearance and promote fruit ripening.
Enhancing the ability of crop resistance and the quality of the fruit.
Characteristics:
Agricultural grade potassium nitrate fertilizer is 100% water soluble ,no residual harmful substances, it contains nitrate nitrogen and potassium(1:3)
which is essential for crops’ growth. It can be quickly absorbed during peak demand . It has no chlorine, sodium free, low salt index, and not hygroscopic.
Usable range
Cotton, grape, watermelon, red date, apple ,bergamot pear , tomato , vegetable , mango, banana, strawberry, wheat, corn .
Item | Industrial standard | Agricultural standard |
Standard | ||
Appearance | White powder | White powder |
KNO3 | 99.8%min | 97.5%min |
Sulphate (SO42-) | 0.01%max | – |
Chloride (CL-) | 0.01-0.03%max | 0.8% |
Matter insoluble | 0.01%max | – |
Moisture | 0.25%max | – |
Fe | 0.003%max | – |
K2O | – | 46.0%min |
Use Methods
5-10kg/mu
Spray once every 6-8days, for drip irrigation , spraying according to crops’ growing conditions.