◆ Reagent

tetraboron disodium heptaoxide, hydrate [1] disodium tetraborate, anhydrous [2] orthoboric acid, sodium salt [3] disodium tetraborate decahydrate [4] disodium tetraborate pentahydrate [5]

CAS 12267-73-1 · B4Na2O7
Hazard class
Danger — Health hazard
Pictograms
Health hazard
H-statements
  • H360FD
Synonyms
Sodium Tetraborate, Anhydrous · Boron sodium oxide (B4Na2O7) · Borax glass · Anhydrous borax · Sodium biborate · Borax Anhydrous · Fused borax · Sodium borate anhydrous
Molecular weight
201.2 g/mol
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GHS/CLP classification from authoritative registries (ECHA Annex VI, PubChem). Reagent is a free chemical safety search. API · Console