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Specialty Fertilizer Ingredients

DOT

Disodium Octaborate Tetrahydrate

B 20.5%

Highly soluble boron source for foliar fertilizers, fertigation programs and micronutrient blends.

Product Overview

DOT (Disodium Octaborate Tetrahydrate) is a high-boron, water-soluble boron fertilizer ingredient. It is commonly used in foliar fertilizers, soluble powder blends and customized micronutrient products.

Compared with traditional boron sources, DOT offers strong solubility and efficient handling for modern fertilizer formulation.

Key Information
Product Code
BO-002
Chemical Formula
Na2B8O13·4H2O
CAS Number
12280-03-4
HS Code
2840 20 00
EC Number
234-541-0
Molecular Weight
412.52
Appearance
White powder / fine crystalline powder
Solubility (20℃）
Highly soluble in water
pH (1% Solution)
7.5 - 8.5

Typical Specifications

Key Information
Specification
Typical Value
B
20.5%
20.5%
B₂O₃
67%
67%
Solubility
Highly water-soluble
Highly water-soluble
pH
7.5–8.5
7.5–8.5

Specification Note

The specifications shown above are provided as general reference values for product identification and technical evaluation. Due to differences in production processes, raw material sources, formulation systems, application methods and end-use requirements, certain detailed parameters may vary slightly by batch or by specific application scenario. For complete technical information, please download the corresponding TDS and COA documents below.

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For special applications, customized specifications, regulatory requirements or market-specific documentation, please contact our sales team for further confirmation and technical support.

Applications

Fertigation
Suitable for drip irrigation, sprinkler systems and precision nutrient delivery through irrigation water.
Foliar Spray
Rapid nutrient absorption through leaves to support crop growth, flowering, fruit set and quality improvement.
NPK Manufacturing
Raw material for the production of water-soluble fertilizers and specialty NPK formulations.
Micronutrient Correction
Designed to prevent and correct micronutrient deficiencies in agricultural crops.

Documentation & Resources

TDS

Technical Data Sheet

SDS

Safety Data Sheet

COA

Certificate of Analysis

Brochure

Brochure

Related Products

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BA

Boric Acid is a widely used boron source for agricultural micronutrient programs and fertilizer production. It provides boron for flowering, pollen viability, fruit set and cell wall development. Its stable quality and broad compatibility make it suitable for foliar products, water-soluble blends and specialty fertilizer formulations.

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MGN-H

Magnesium Nitrate Hexahydrate provides magnesium and nitrate nitrogen in a highly soluble form. It is used in fertigation, foliar feeding and water-soluble fertilizer production to support chlorophyll formation, photosynthesis and balanced crop growth. It is particularly useful for horticultural crops, greenhouse systems and customized NPK formulations requiring a clean magnesium nitrate source.

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CNT

Calcium Nitrate Tetrahydrate supplies readily available calcium and nitrate nitrogen in a fully water-soluble form. It is widely used in fertigation, soilless systems and horticultural production to support cell wall strength, fruit firmness and balanced growth. It is suitable for fertilizer manufacturers, distributors and growers seeking a clean calcium source for precision crop nutrition.
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