Hazard classDanger — Health hazard
PictogramsHealth hazard
Common uses (US EPA CDR)Flame retardantCatalystAdhesion/cohesion promoterFlux agentProcessing aids not otherwise specifiedHardener
SynonymsBoron sesquioxide · 483W67CPF4 · Boron Oxydatum · Fused boric acid · Caswell No. 109B · Boric oxide (B2O3) · RefChem:917472 · Boric acid (HBO2), anhydride
Molecular weight69.63 g/mol