Humic AcidModel: DFZX001

Organic NPK Liquid Fertilizer with Humic Acid for Foliar Spray

This organic NPK liquid fertilizer is a 100% water-soluble crop nutrition solution formulated with humic acid, algal polysaccharides, and organic components. Designed for B2B agricultural supply, it supports foliar spray and drip irrigation programs with stable liquid formulation, pH 5-7, ISO 9001-certified production, customizable packaging, OEM service, and sample availability for distributors, importers, and fertilizer brands.

Supply TypeMOQ: 2000 kilograms
ServiceOEM / Customization
DocumentationCOA & MSDS
  • 100% water-soluble liquid NPK fertilizer for fast, uniform mixing in foliar spray and drip irrigation systems
  • Formulated with humic acid, algal polysaccharides, and organic components for organic fertilizer applications
  • Technical profile: liquid state, controlled release type, pH 5-7, appearance: liquid, classification: organic fertilizer
  • Manufactured in Shandong, China under ISO 9001 certification with OEM support, sample availability, and customized packaging
PRODUCT DATA

Technical Specifications

PH
5-7
OEM
Available
Type
Humic Acid
State
Liquid
Usage
AGRICULTURAL USAGE
Purity
no
Sample
Avaliable
CAS No.
no
Package
Customized
Appearance
Liquid
Applied to
Crops Etc.)
Brand Name
Duofen
EINECS No.
no
Application
Foliar Spray, Drip Irrigation, Flight defense
Certificate
ISO 9001
Other Names
Gen zhixi
Release Type
Controlled
Selling Units
Single item
Classification
Organic Fertilizer
Place of Origin
Shandong, China
Water Solubility
100% Soluble
TECHNICAL INFORMATION

Product Insights & Application

Products Description
Composition
Appearance
Dark Brown Liquid
N(g/L)
70Min
P2O5(g/L)
70Min
K2O(g/L)
70Min
Humic Acid(g/L)
50Min
Density
1.2
PH(1:250)
7.5-8.0
Experimental Results
DOSE
Foliar Spray
Diluted 1000-1200 times, every 10-15 days aferfruit setting
Drip lrrigation
Dilute 800-1000 times, 5-10L per Ha. 3-5 timesoer season
Surface lrrigation
Dilute 500-800 times,8-15L per Ha, 3-5times per season
Effect Comparison
Company Profile
Our Advantages
Exhibition
Packaging and Delivery
FAQ

Shandong Dofen 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.