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Orthoboric acid CAS NO. 10043-35-3

It is used as a hemostatic agent and preservative in medicine, as a pH regulator, disinfectant, antibacterial preservative, etc. It is also one of the components of glazes and pigments, as well as insecticides and catalysts.

Additional information

Weight 25 kg
Dimensions 35 × 35 × 45 cm

White crystal powder


99% MIN


25KG Drums

Product data and descriptions listed are typical values, not intended to be used as specification.

Identifying Information

Product Name: Orthoboric acid
Synonyms:Boracic acid; Boron trihydroxide; Boric acid; Entimaden
CAS NO.: 10043-35-3
Molecular Formula: H3BO3
Molecular weight: 61.83

Chemical Properties

Boiling Point: 219-220 °C (9.7513 mmHg)
Melting point: 169 °C
Density: 1.4±0.1 g/cm3
Index of Refraction: 1.385
Vapour Pressure: 2.6 mm Hg ( 20 °C)
Water solubility: 49.5 g/L (20 ºC)

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