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Quick Details

  • Classification: Organic Fertilizer
  • Type: Humic Acid
  • CAS No.: 68514-28-3
  • Other Names: Max UniqueHumate100
  • MF: C9H8K2O4
  • EINECS No.: 271-030-1
  • Place of Origin: Shaanxi, China (Mainland)
  • Release Type: Controlled
  • State: Powder
  • Purity: humic acid (dry basis): 80%
  • Application: Agriculture fertilizer
  • Brand Name: CITYMAX
  • Model Number: SY1001
  • Name: potassium humate
  • Water Solubility: 100% water soluble and deflocculation
  • Certificate: OMRI
  • Appearance: shiny flake and dark fine powder
  • Source: High Grade Leonardite
  • PH: 9-11
  • Color: Black Humic Acid
  • Humic acid: 70-75%
  • K2O: 8-12%
  • Shape: flake and powder

Packaging & Delivery

Packaging Details 500g/can, 1kg/box, 10kg/Bag, 25kg/Bag or as your requirement.
Delivery Time 10-12 days after receiving deposit

Great potassium humate

What advantages that our potassium humate powder have

1 Potassium Humate  

2 CAS No.: 68514-28-3  

3 Certification:OMRI,ISO

4 100%water solubility and deflocculation

potassium humate powder details

Humic Acid(Dry Basis):80%

Fulvic Acid(Dry Basis):15%

Potassium(As K2O):10%

Water Solubility:100%(Deflocculation)


Appearance:Shiny flake and dark  fine powder

Storage: Store in cool and dry place

Package:500g/can,1kg/box,10kg/Bag,25kg/Bag or as per your request

Shelf life: 2Years 

potassium humate powder more information

MAX UniqueHumate100 is a type of Potassium Humate derived from Leonardite. The content is

extremely high in Humic and Fulvic Acid, and with the highest water solubility in both flake and powder form.

Analysis Item




Shinny Flakes


Humic Acid(Dry Basis)



Fulvic Acid(Dry Basis)



Potassium(As K2O)



Water Solubility



Water Soluble



PH Value



Loss on Drying






potassium humate powder application

Soil Application: 8-12kg/ha

Irrigation: 8-12kg/ha

Foliar Application: 5-8kg/ha with the dilution rate of 1:600-800

Potassium humate powder benefits

• Anti- hard water, deflocculation

• Slows decomposition to increase the release of potassium

• Promotes crop resistance to drought and disease

• Long-lasting and fast-acting

• Enhances water holding capacity of soil

• Reduces soil erosion and improves workability of soil

• Stimulates crop growth

Potassium humate powder packages


potassium humate powder certificate


The exhibitions we took part in


Why Choose us?

  1. We are a China Leading potassium humate powder Manufacturer.
  2. Alibaba Assessed Gold Supplier.
  3. We are the only Chinese humic acid company who has OMRI certificate in every series.
  4. We have already attracted customers from more than 30 countries and regions.
  5. Cases in many countries.

How to Contact Us?

Send us your enquiry, and we would solve all problems of your soil and crops

Once you choose CITYMAX, forever we have a fulfilling relationship.

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China (Mainland) | Manufacturer, Trading Company
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Supplier's Trade Assurance Limit: US $56,000
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