Sodium Tetraborate, Anhydrous CAS #: 1330-43-4

Synonyms Borax, Sodium borate, disodium tetraborate, di-Sodium tetraborate, Disodium bicyclo[3.3.1]tetraboroxane-3,7-diolate, Borax, fused, Sodium tetraborate buffer; 2,4,6,8,9-pentaoxa-1,3,5,7-tetraborabicyclo[3.3.1]nonane-3, 7-diolate, sodium salt (1:2)

Compound Formula: B4Na2O7 Molecular Weight: 201.22 Appearance: White powder Melting Point: 741 °C Boiling Point: 1575 °C Density: 2.367 g/cm3 Solubility in H2O: 25.6 g/l pH: 9.2 (25 g/l, H2O, 20 °C) Exact Mass: 201.981162 Monoisotopic Mass: 201.981162 Bulk Density: 700 kg/m3

Health & Safety Information Signal Word: Danger Hazard Statements: H360FD Hazard Codes: T Precautionary Statements: P201-P280-P305 + P351 + P338-P308 + P313 Risk Codes: 60-61 Safety Statements: 53-45 RTECS Number: ED4588000 Transport Information: N/A WGK Germany: 1 GHS Pictogram: Image,Image

Chemical Identifiers Linear Formula: Na2B4O7 Pubchem CID: 10219853 MDL Number: MFCD00081185 EC No.: 215-540-4 IUPAC Name: disodium; 3,7-dioxido-2,4,6,8,9-pentaoxa-1,3,5, 7-tetraborabicyclo [3.3.1]nonane Beilstein/Reaxys No.: N/A SMILES: [Na+].[Na+].[O-]B1OB2OB([O-])OB(O1)O2 InchI Identifier: InChI=1S/B4O7.2Na/c5-1-7-3-9-2(6)10-4(8-1)11-3;;/q-2;2*+1 InchI Key: UQGFMSUEHSUPRD-UHFFFAOYSA-N Packing of Standard Packing: Typical bulk packaging includes palletized plastic 5 gallon/25 kg. pails, fiber and steel drums to 1 ton super sacks in full container (FCL) or truck load (T/L) quantities. Research and sample quantities and hygroscopic, oxidizing or other air sensitive materials may be packaged under argon or vacuum. Solutions are packaged in polypropylene, plastic or glass jars up to palletized 971 gallon liquid totes Special package is available on request.