Potassium phosphite

Wholesale Potassium Phosphite Liquid Fertilizer Manufacturer

Potassium phosphite fertilizer is a fast-acting liquid compound fertilizer used for foliar spray and drip irrigation in commercial agriculture. This 100% water-soluble blue liquid from DUOFEN AGRI is designed for fruit trees, vegetables, grapes, citrus, strawberries, flowers, and field crops, with OEM/ODM support, customized packaging, ISO 9001 certification, and a MOQ of 2000 units for wholesale buyers.

Supply TypeMOQ: 2000 liters
ServiceOEM / Customization
DocumentationCOA & MSDS
  • B2B supply from a Shandong, China manufacturer with MOQ 2000 and customized packaging options
  • Liquid potassium phosphite fertilizer with quick-release performance and 100% water solubility
  • Suitable for foliar spray, drip irrigation, and drone-based crop management applications
  • Applied to fruit trees, vegetables, grapes, citrus, strawberries, flowers, and broad agricultural crops
PRODUCT DATA

Technical Specifications

PH
1.65
Type
NPK
State
Liquid
Usage
AGRICULTURAL USAGE
Purity
null
Sample
Avaliable
CAS No.
null
OEM/ODM
Available
Package
Customized
Appearance
Blue Liquid
Applied to
fruit trees vegetables grapes citrus strawberries flowers crops
Brand Name
DUOFEN AGRI
EINECS No.
null
Application
Foliar Spray, Drip Irrigation,Drone prevention and control
Certificate
ISO 9001
Other Names
Potassium Phosphite
Model Number
DFPK001
Release Type
Quick
Selling Units
Single item
Classification
Compound Fertilizer
Place of Origin
Shandong, China
Water Solubility
100% Soluble
TECHNICAL INFORMATION

Product Insights & Application

Products Description
Composition
Appearance
Duofen NPK Liquid Fertilizers
N-P-K(g/L)
Customized
Medium+TE(g/L)
Customized
Density
1.5
Customer Reviews


Company Profile
Certifications
Exhibition
Packaging and Delivery
FAQ

Shandong Duofen Agricultural Co., Ltd. – FAQ

1. What is liquid fertilizer? Liquid fertilizer is a nutrient-rich solution that provides essential nutrients like nitrogen, phosphorus, and potassium to plants in a readily absorbable form.​ 2. How do I apply liquid fertilizer? Liquid fertilizers can be applied through drip irrigation systems, or foliar spraying. Always follow the recommended dilution rates and application methods provided on the product label.​ 3. When is the best time to apply liquid fertilizer? Apply liquid fertilizer during the growing season, typically from spring to early fall. Avoid fertilizing during dormant periods to prevent potential damage to plants. ​ 4. How often should I fertilize my plants? Fertilization frequency depends on the plant type and growth stage. Always adjust based on specific plant needs and soil conditions.​ 5. Can I use liquid fertilizer on all plants? Liquid fertilizer is suitable for most plants, including vegetables, fruits, and ornamental plants. However, always check the product label for any plant-specific recommendations or restrictions.​ 6. How should I store liquid fertilizer? Store liquid fertilizer in a cool, dry place away from direct sunlight and extreme temperatures. Ensure the container is tightly sealed to prevent contamination and degradation.​ 7. Is liquid fertilizer safe for the environment? When used as directed, liquid fertilizers are safe for the environment. Avoid over-application to prevent nutrient runoff, which can harm water sources.​ 8. Do you offer organic liquid fertilizers? Yes, Shandong Dofen Agricultural Co., Ltd. offers a range of liquid fertilizers formulated to promote healthy plant growth while being environmentally friendly.​ 9. How can I contact customer support? For inquiries or support, please contact us.