Independent Knowledge & Industry Platform
The Global Resource for Humic Substances
Knowledge, products, technical information and supplier resources for the global humic substances industry.
An independent reference connecting the science, products and supply of humic acid, fulvic acid, humates and soil organic matter.
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The core of the humic industry
Humic substances are a family of natural organic compounds central to soil science and modern agriculture. Understand each fraction — and how they relate.
Open the Knowledge CenterHumic Acid
Properties, benefits, applications, specifications and practical uses of humic acid.
Fulvic Acid
Learn about fulvic acid, its characteristics, applications and relationship with humic substances.
Humates
Potassium humate, sodium humate and other humate products, forms and applications.
Humic Substances
Explore humic substances, humus, humin and the broader science of natural organic matter.
Knowledge Center
Humic Knowledge Center
Clear, evidence-based information about humic substances and their applications.
Product Reference
Product Intelligence
A structured technical reference for humic products — form, applications, typical specifications and related items.
Humic Acid Powder
Powder- Applications
- Soil, base fertilizer, blends
- Key Specs
- HA 50–70%
- Related
- Granules, Flakes
Humic Acid Granules
Granules 2–4 mm- Applications
- Soil, mechanical spreading
- Key Specs
- HA 50–60%
- Related
- Powder
Potassium Humate
Flakes / Powder / Crystal- Applications
- Fertigation, soil, blends
- Key Specs
- HA 60–70%, K₂O 8–12%
- Related
- Sodium Humate
Fulvic Acid
Powder- Applications
- Foliar, fertigation
- Key Specs
- FA 70–90%
- Related
- Potassium Fulvate
Potassium Fulvate
Powder- Applications
- Foliar, fertigation, seed
- Key Specs
- FA 50–70%
- Related
- Fulvic Acid
Liquid Humic Products
Liquid concentrate- Applications
- Fertigation, drip systems
- Key Specs
- HA 8–15%
- Related
- Powder, Flakes
Specification ranges shown are typical examples for orientation only. Actual values vary by product, grade and supplier — always refer to a supplier certificate of analysis.
Compare humic products, side by side
A signature Humicora tool for buyers and specifiers — weigh properties, applications and trade-offs before making a sourcing decision.
- Solubility
- VariesGenerally higher
- Common applications
- Soil / fertilizerFoliar / fertigation
- Typical role
- Soil conditioningNutrient complexing
- Primary cation
- PotassiumSodium
- Preferred use
- Most soils / cropsCost-sensitive blends
- Salinity concern
- LowerHigher
- Handling
- Dusty, dissolves fastLow dust, easy spread
- Application
- Blends, fertigationDirect soil spreading
- Dissolution
- FasterSlower
Supplier Introduction Request
Request a humic supplier introduction
Share the product, region, application and supplier type you need for a manual introduction request.
Next step
The supplier page will open with these selections so you can review references or add quantity and contact details to a request.
Technical Center
Technical reference library
Authoritative technical resources for buyers, formulators, researchers and industry professionals.
Specifications
Humic acid content, organic matter, moisture, pH and other parameters.
COA Guide
Understand certificates of analysis and product quality data.
Testing Methods
How humic substances and related parameters are evaluated.
Solubility
Understand solubility differences between humic products.
Grades & Forms
Powder, flakes, granules and liquid products.
Industry Glossary
Definitions of important humic and soil-related terminology.
Applications
Humic substances across agriculture
How humic and fulvic products are used across soil, water and foliar programs.
Soil Application
Humic substances and soil management.
Fertigation
Water-soluble humic products and irrigation systems.
Foliar Application
Humic and fulvic products used in foliar programs.
Fertilizer Formulation
Humic substances as components of fertilizer products and blends.
Soil Health
Organic matter, soil structure and long-term soil management.
Crop Production
Applications across different crop systems.
Industry Pathways
Explore the Humic Industry
Use the knowledge hub, manual supplier introduction pathway and application references to navigate the humic substances industry.
Knowledge network
Start with the core concepts and relationships across humic substances.
ExploreSupplier discovery
Search company-provided supplier references and prepare a manual introduction request without rankings or unverified claims.
ExploreApplications
Review the main agricultural contexts in which humic substances are discussed.
ExploreKnowledge Resources
Humicora Resources
Browse buyer guides, technical references, definitions and the Knowledge Center for the humic substances industry.
Buyer Guides
Practical resources for sourcing and evaluating humic products.
BrowseCOA Guide
Understand what a batch Certificate of Analysis reports and how to read it.
BrowseTechnical Glossary
Definitions of important industry terms.
BrowseKnowledge Center
Browse the independent reference library and its topic structure.
BrowseExplore the Humic Industry
Learn about humic substances, compare products, explore technical information and discover suppliers.