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diboron trioxide

CAS 1303-86-2 · B2O3

Hazard class

Danger — Health hazard

Pictograms

Health 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 limits

NIOSH REL TWA 10 mg/m3
OSHA PEL TWA 15 mg/m3
IDLH 2000 mg/m3

Occupational exposure limits — NIOSH Pocket Guide.

Synonyms

Boron sesquioxide · 483W67CPF4 · Boron Oxydatum · Fused boric acid · Caswell No. 109B · Boric oxide (B2O3) · RefChem:917472 · Boric acid (HBO2), anhydride

Molecular weight

69.63 g/mol

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Health hazard

Data source

Harmonised classification ECHA — EU CLP Annex VI

Legally binding EU classification adopted by ECHA under CLP Annex VI — the highest-confidence GHS source.

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GHS/CLP classification from authoritative registries (ECHA Annex VI, PubChem). SNRL is a free chemical safety search. Browse categories · API · Console

Guide only. This information is compiled from published safety data sheets and public regulatory registries and is believed correct at the date of publication shown. It is not all-inclusive and shall be used only as a guide. It does not replace the manufacturer’s current Safety Data Sheet, which governs in all cases. SNRL shall not be held liable for any injury, loss or damage resulting from handling of, or contact with, any product listed.