BC2725 Boric Acid (CAS: 10043-35-3)

Catalog No. BC2725
Molecular Formula H3BO3
CAS Number 10043-35-3
Appearance White crystalline powder
Purity 99%~99.999%

Boric Acid (CAS: 10043-35-3) is an inorganic substance with the chemical formula H₃BO₃, odorless, and soluble in water. Stanford Advanced Materials (SAM) is a worldwide supplier of high-quality Boric Acid.

Related products:Ammonia Borane; Ammonium Bromide; Boric Anhydride

Boric Acid Description:

Boric Acid is an inorganic substance with the chemical formula H₃BO₃. It is a white powdery crystal with a smooth hand feeling and no smell. It is soluble in water, alcohol, glycerin, ethers, and essential oils, and the aqueous solution is weakly acidic. Boric Acid is widely used in the glass (optical glass, acid-resistant glass, heat-resistant glass, glass fiber for insulating materials) industry to improve the heat resistance and transparency of glass products, increase mechanical strength, and shorten the melting time.

Stanford Advanced Materials is a worldwide supplier of high-purity Boric Acid who has over two decades of experience in the manufacture and sale of Boric Acid products.

Boric Acid Specifications:

CAS Number


Molecular formula


Molecular weight

97.94 g/mol


1.435 g/cm3

Melting Point

160-171 °C


3.8-4.8 (20 °C, 33 g/L in H2O)


White crystalline powder


Boric Acid Applications:

-          Used as a pH regulator, disinfectant, antibacterial preservative, etc.;

-          Used to prepare borate, borate, optical glass, paint, pigment, boric acid soap, leather finishing agent, printing and dyeing auxiliary and medical disinfectant.

-          Used in capacitor manufacturing and electronic components industry, high-purity analytical reagents, medicinal disinfection and anti-corrosion, and preparation of exposed photosensitive materials processing chemicals.

Safety information



Signal word


Hazard statements


Precautionary statements

P201 - P308 + P313

Personal Protective Equipment

Eyeshields, Gloves, respirator cartridge type N100 (US), type P1 (EN143) respirator filter, type P3 (EN 143) respirator cartridges


NONH for all modes of transport

WGK Germany







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