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Quick Details

  • Classification: Organic Fertilizer
  • Type: Humic Acid
  • CAS No.: 68514-28-3
  • Other Names: Humic acid potassium
  • MF: C9H8K2O4
  • EINECS No.: 271-030-1
  • Place of Origin: Shaanxi, China (Mainland)
  • Release Type: Quick
  • State: Powder
  • Purity: 80%
  • Application: Crops
  • Brand Name: CITYMAX
  • Model Number: Humic Acid
  • Product Name: Water Soluble Potassium Humate
  • Color: Dark Brown
  • Appearance: shiny flake and dark brown fine powder
  • Water Solubility: 100%
  • Source: High Grade Leonardite
  • PH: 9-11
  • Certificate: OMRI
  • Shape: Soluble Powder
  • Humic acid: 80%
  • potassium: 10%

Packaging & Delivery

Packaging Details 500g/can,1kg/box,10kg/Bag,25kg/Bag or as per your request
Delivery Time 15 days


Leonardite Source Water Soluble Potassium Humate





Original100% pure Leonardite
Total humic acid dry basis80%min
Water solubility100%
FormPowder and flake
Main applicationSoil improvement





     • Increases organic matter of soil

     • Improves crop respiration and photosynthesis

     • Improves potash fertilizer utilization

     • Slows decomposition to increase the release of potassium

     • Improves stress tolerance of crops

     • Enhances water holding capacity of soil

     • Reduces soil erosion and improves workability of soil

     • Regulates the release of nutrients

     • Improves the quality of agricultural crops

     • Improves efficacy of Herbicide

     • Improves the efficiency of fertilizer

Direction For Use



Ultra HumiMax is mainly used in agricultural crops, fruit trees, landscaping, gardening, pastures,grains and horticultural crops, etc.


Soil Application: 10-15kg/ha

Irrigation: 10-15kg/ha

Foliar Application: 8-10kg/ha with the dilution rate of 1:500-600



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China (Mainland) | Manufacturer, Trading Company
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Supplier's Trade Assurance Limit: US $46,000
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