Boric Acid is a weak inorganic acid containing boron, oxygen, and hydrogen, commonly used as a functional raw material in technical and agricultural systems. Also referred to as boric acid and orthoboric acid, this compound functions through its chemical stability and controlled reactivity, supporting use in industrial processing, material formulation, and agricultural-related applications. Identified under CAS 10043-35-3, it is typically supplied as a white crystalline powder. For industrial supply, it is available in technical and agricultural grades, offered with competitive factory pricing, supports customized specifications, and is provided with standard documentation including MSDS, TDS, COA, suitable for bulk supply.
Boric Acid CAS 10043-35-3
- CAS: 10043-35-3
- Synonyms: Boric acid, Orthoboric acid, Hydrogen borate
- Einecs: 233-139-2
- Molecular Formula: H3BO3
- Grade: Industrial grade 99%
- Package: 200kg iron drum or 50kg plastic drum packaging
Product Description
Boric acid
Chemical formula: H3BO3
Molecular weight:61.833
CAS accession number: 10043-35-3
EINECS registration number: 233-139-2
Melting point: 170.9

Density 1.435 g/cm³
Appearance:White crystalline powderWater
solubility:soluble
Industrial use: slippery feel, no smell, widely used in the glass industry, can improve the heat resistance and transparency of glass products, improve mechanical strength, shorten the melting time, and can also be used as anti-corrosion and disinfectant.
FAQ - Technical & Supply Chain
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Q:
Are technical grade and agricultural grade Boric Acid chemically different?
A: The chemical identity is the same. Differences between grades typically relate to purity levels, impurity limits, and quality control standards appropriate for specific application areas.
Documents and Product Support
For product review and sourcing evaluation, supporting documents can be coordinated according to the product type, inquiry stage, and order requirements.
- COA for batch-based quality reference
- TDS for key physical and chemical information
- SDS / MSDS for handling, storage, and safety reference
- Packing information for sample, trial, and bulk orders
- Technical communication based on application and specification requirements
Information to Confirm Before Quotation
Clear sourcing information helps reduce specification mismatch and allows a more accurate quotation before sample or bulk order discussion.
- Product name and CAS number
- Application or intended end use
- Required purity, grade, or specification
- Sample quantity, trial order, or bulk demand
- Preferred packing form or net weight
- Destination country or port
- Required documents or compliance expectations
Packaging, Storage, and Handling Notes
Packaging form, storage conditions, shelf life, and shipment arrangements should be confirmed according to the product characteristics, package size, and destination requirements.
Before order confirmation, buyers are advised to review the corresponding product documents and confirm whether any special storage, labeling, or handling requirements apply.
Sample, Bulk Order and Repeat Supply Support
Support can be arranged for sample discussion, bulk supply planning, packaging confirmation, and routine sourcing communication based on the actual product and order requirements.
For repeat-use formulations or long-term procurement plans, buyers may discuss specification consistency, packaging preferences, delivery expectations, and document coordination in advance.




