Boric Acid

Identification         

H3BO3

M = 61,84 g/mol

CAS [10043-35-3]

EC number: 233-139-2

Taric code: 2810 00 90

Synonyms            

Orthoboric acid

Applications                

in building materials, in porcelain industry, cosmetics, manufacture of dyes, photography, analytical chemistry.

Physical data                                    

• Appearance: crystals, white
• Spec. Density: 1,51 g/cm³
• Bulk density: ~ 400 – 600 kg/m³
• Solub. in water: (20 ºC): 46,5 g/l
• Melting point: 185 ºC (decomposes)
• Vapour pressure: (20 ºC) 2,7 hPa
• pH(33 g/l H2O, 20 ºC) 3,8 – 4,8