• Sourcing Solutions
  • Services & Membership
  • Help & Community

Quick Details

  • Classification: Organic Fertilizer
  • Type: Humic Acid
  • CAS No.: 479-66-3
  • Other Names: Humic Acid
  • MF: (OH)n-R-(COOH)n
  • EINECS No.: 215-809-6
  • Place of Origin: Shaanxi, China (Mainland)
  • Release Type: Slow
  • State: Granular
  • Purity: 60%
  • Application: Soil Application
  • Brand Name: City Max
  • Model Number: MAX HumBuild60
  • Product Name: Humic Acid
  • Colour: Brownish Black Granular
  • Source: Young Active Leonardite
  • Certificate: ISO9001
  • PH: 4.0-6.0
  • Shape: Granular
  • humic acid: 65%
  • Misture: 20%
  • size: 2-4mm
  • WEBSITE: www.citymax-agro.com

Packaging & Delivery

Packaging Details Available in 25kg/paper bag or plastic woven bag.
Delivery Time Delivery will be within 15 days after receive deposit.

New arrival humic acid

What advantages that our humic acid have

Granular Humic Acids is source from Leonardite and highly concentrated of humic substances, use on fields, turf and vegetable gardens. Granular Humic Acids are crushed, screened and graded to a particle size of 2-4mm.

Humic acid details


Humic acid65%
Organic Matter70%min
Granular Size2-4mm
100% Nature Leonardite Origin


Humic acid more information


MAX HumiBuild humic acid is excellent for soil conditioning, but can only be used for soil application or drip irrigation. It comes in a round(2-4mm) granular, or powder form.


Humic acid application

MAX HumiBuild is mainly used in agricultural crops, fruit trees, landscaping, gardening, pastures, grains and horticultural crops.
Grains: 100-200kg/ha
Vegetables: 100-200kg/ha
Horticulture Plant: 1-3kg/plant every six months.

Humic acid benefits


• Increases organic matter of soil
• Enhances water holding capacity of soil
• Reduces soil erosion and improves workability of soil
• Stimulates crop growth
• Improves the quality of agricultural crops
• Improves efficacy of Herbicide
• Improves the efficiency of fertilizer

Humic acid packages

25kg per bag

Humic acid certificate




Why Choose us?

  1. We are a China Leading humic acid 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


Transaction History of the Supplier

Below is the information about the supplier's transactions conducted via Alibaba.com. If you require further details regarding the transaction data, please contact the supplier directly.

Transaction Overview


Transaction Details

This supplier has completedtransactions with buyers from .

Shipping Destination
Transaction Value
Transaction Date
Email to this supplier
Trade Assurance
China (Mainland) | Manufacturer, Trading Company
Transaction Level:
Supplier Assessments:
2 Transactions 100+
The supplier’s transactions conducted via Alibaba.com in the past 6 months.
The supplier supports Trade Assurance – A free service that protects your orders from payment to delivery.
Supplier's Trade Assurance Limit: US $46,000
Learn More