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Qingdao Re-green Biological Technology Co.,Ltd

Add:     11/F, Broadcast and TV Mansion, Dizhou Street,Wudi, Binzhou, Shandong,China

Tel:       0086 543 2254678

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Concentrated Liquid Potassium Phosphite Fertilizer for Immune Fungicide Root Growth

Concentrated Liquid Potassium Phosphite Fertilizer for Immune Fungicide Root Growth

QDREGREEN is the manufacturer and supplier of concentrated liquid potassium phosphite fertilizer for immune fungicide root growth, which is the anti-stress fertilizers for plant pathogens at discount or wholesale price from factory.

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Product Details

Concentrated Liquid Potassium Phosphite Fertilizer For Immune Fungicide Root Growth

Introduction of Mono Potassium Phosphite
The mono potassium phosphite, one kind of concentrated liquid fertilizer, contains the biostimulants PHOSPHOROUS ACID, which can stimulate the crops produce the substance of the polyphenol and ROS, arouse the activity of the defensive enzymes, protect the crops from fungal and viral diseases, such as downy mildew, root rot, late blight etc. Meanwhile, it will enhance the resistance to drought, frosts and fungal diseases.
The monopotassium phosphite, one kind of liquid potassium fertilizer with phosphite ion, is used for phosphite root growth or potassium phosphite fungicide by potassium phosphite immune function.
As the concentrated liquid fertilizer, this product must be diluted in water before application.


Specification of Monopotassium Phosphite








Green Clear Liquid

Molecular Formula


Release Type


Brand Name



By Sea or Air Within 15 Working 

Days After Order Confirmed


25kgs/Barrel 250kgs/Barrel 

1000L/IBC Tank or OEM

P (P2O5)

33% w/w

K (K2O)

22% w/w

Physical Property

pH:6.5(1:250), Specific Gravity:1.52


Dosage of Mono Potassium Phosphite
· Apply to fruit trees, vegetables, flowers and ornamental plants, tropical fruit trees, olive trees, grain and oil crop.
· Fertigation: 45 Liters per hectare.
· Drip Irrigation, spray irrigation: 15 - 30 Liters per hectare.
· Foliar spray: diluted 600-1000 times .


Advantage of Mono Potassium Phosphite
· Compatible with most water-soluble fertilizers and pesticides, such as liquid calcium fertilizer.
· To enhance the root growth and the immune system of the plant for plant disease control.
· To promote general plant vitality for plant health and nutrients
· To increase resistance to environmental stress factors such as drought or water-logged soils.


Q: Are you factory or trading company?
A: The high concentrated and chelated liquid fertilizers are produced and supplied by ourselves. The crystal water soluble fertilizers for powder are produced and supplied by our partner factory, but the price is lower and the quality is excellent.

Q: Can I get some samples?
A: Yes, we are glad to offer you samples to test. The sample is free, but the shipping cost will be paid by customers, after place order, we will deduct the shipping cost from the total amount of commercial invoice.

Q: How does your factory manage quality control?
A: We have the strict quality control before delivery by our Quality Center, also we can supply the quality certification from the third party such as SGS, CCIC, BV etc.



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