diboron trioxide
CAS 1303-86-2 · B2O3
Hazard classDanger — Health hazard
PictogramsHealth hazard
H-statements- H360FD May damage fertility. May damage the unborn child
Common uses (US EPA CDR)Flame retardantCatalystAdhesion/cohesion promoterFlux agentProcessing aids not otherwise specifiedHardener
Workplace exposure limitsNIOSH REL TWA 10 mg/m3
OSHA PEL TWA 15 mg/m3
IDLH 2000 mg/m3Occupational exposure limits — NIOSH Pocket Guide.
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
Data sourceHarmonised classification ECHA — EU CLP Annex VILegally binding EU classification adopted by ECHA under CLP Annex VI — the highest-confidence GHS source.
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