Agro

Calcium Carbonate

Calcium carbonate is widely used in agrochemical formulations as a cost-effective filler, carrier, and functional additive. Its fine particle size and high purity help improve the flowability, dispersion, and stability of pesticides, fertilizers, and seed t...

Calcium Carbonate
AgroCalcium Carbonate
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Advantages

Key Benefits

Why Calcium Carbonate is the preferred choice for agro formulations

01

Cost-effective filler and formulation extender

02

Improves flowability and handling properties

03

Enhances formulation stability and shelf life

Calcium Carbonate benefits Performance engineered for Agro
04

Acts as an efficient carrier for active ingredients

05

Provides calcium nutrition and pH buffering

06

Compatible with a wide range of agrochemical actives

Quality AssuredISO Certified
Lab TestedEvery Batch
Eco FriendlySustainable
Global DeliveryWorldwide
Product Grades

Product Grades

Comprehensive range of Calcium Carbonate grades for diverse industrial applications

3 Specialized Grades

Each grade is engineered for specific performance requirements in agro applications

Lab Verified
Quality Certified
Sample Available
Limestone Polyfil
02

Limestone Polyfil

Cost-effective high-purity limestone providing good flowability and carrier function in bulk agrochemical formulations, fertilizer blends, and biofertiliser carriers.

Micron Carb Series
03

Micron Carb Series

Range of calcium carbonate grades in varied particle sizes for diverse agrochemical applications from fine WP carriers to coarser granule diluents, providing flexibility for formulators.

Calcium Carbonate WP DP GR NPK Blends Biofertiliser Industrial Grade Quality Tested
Agro Application Matrix

Application Areas

Application areas listed against Calcium Carbonate in the Agro application matrix

Application intelligence Workbook-verified product and application mapping
Pesticide Formulations
Use Area 01

Pesticide Formulations

Role / FunctionFiller, Carrier & Calcium Supplement

Formulation TypesWP, DP, GR, NPK Blends, Biofertiliser

Verified in Agro matrix
Fertilizers
Use Area 02

Fertilizers

Role / FunctionFiller, Carrier & Calcium Supplement

Formulation TypesWP, DP, GR, NPK Blends, Biofertiliser

Verified in Agro matrix
Seed Treatment
Use Area 03

Seed Treatment

Role / FunctionFiller, Carrier & Calcium Supplement

Formulation TypesWP, DP, GR, NPK Blends, Biofertiliser

Verified in Agro matrix
Product Sheet Applications

Applications

Applications listed for Calcium Carbonate in the Agro product sheet

Wettable powder (WP) formulations
01

Wettable powder (WP) formulations

Calcium Carbonate
Dust and granular pesticide formulations
02

Dust and granular pesticide formulations

Calcium Carbonate
NPK and micronutrient fertilizers
03

NPK and micronutrient fertilizers

Calcium Carbonate
Biofertiliser and biopesticide carriers
04

Biofertiliser and biopesticide carriers

Calcium Carbonate
Seed treatment and soil conditioning products
05

Seed treatment and soil conditioning products

Calcium Carbonate
Filler in tablet and granule agrochemical forms
06

Filler in tablet and granule agrochemical forms

Calcium Carbonate

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Related Product Markets

Markets

Other website markets with a verified Calcium Carbonate product-family listing

Product Support

Frequently Asked Questions

Common questions about Calcium Carbonate in agro applications

Calcium carbonate is abundantly available from natural limestone sources, relatively low in cost, chemically inert, non-toxic, and compatible with most agrochemical actives. These properties make it the most widely used filler and carrier in the industry.

Calcium carbonate's fine particle size and smooth particle morphology reduce inter-particle friction in powder blends, acting as a flow-promoting additive that prevents caking and bridging in storage and feeding equipment during agrochemical manufacturing.

Yes. Calcium carbonate is widely used as a carrier in biofertiliser formulations because its alkaline pH creates a favourable environment for many beneficial soil microorganisms. It also provides calcium nutrition and pH buffering in the soil.

Yes. Calcium carbonate is a source of calcium (Ca), an essential plant macronutrient critical for cell wall integrity, root development, and fruit quality. When used in agricultural formulations, it provides plant-available calcium while simultaneously improving soil pH.

For WP formulations, fine calcium carbonate grades with D50 of 5–15 microns and maximum particle size below 45 microns are preferred to ensure good dispersibility in water and uniform distribution of the active ingredient.

Yes. Fine calcium carbonate grades are used in seed treatment formulations as a carrier for fungicide and insecticide actives. Its inert nature does not harm seeds or seed germination, and its whiteness helps achieve good coating uniformity.

Product Video

See It In Action

Watch how 20 Microns' Calcium Carbonate supports real-world industrial applications.

Calcium Carbonate - Product & Application Film
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Calcium Carbonate - Product & Application Film20 Microns Limited · Official Channel
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