B4Na2O7
201.2 g/mol
Industrial ChemicalDanger
Sodium Tetraborate, Anhydrous
CAS1330-43-4EC215-540-4
Category
Industrial Chemical
Compound Class
Inorganic Salt
Primary Use
Glass manufacturing and cleaning compounds
Sodium tetraborate, anhydrous is an inorganic salt composed of sodium and borate ions. It is primarily used in the manufacturing of glass and as a component in cleaning compounds.
glass manufacturingcleaning compounds
Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.
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Related Compounds
StrongSame Parent
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Referencesame scaffold
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Safety Reference
Danger
H319Causes serious eye irritation
H360May damage fertility or the unborn child
H315Causes skin irritation
H335May cause respiratory irritation
H370Causes damage to organs
H372Causes damage to organs through prolonged or repeated exposure
H320Causes eye irritation
H373May cause damage to organs through prolonged or repeated exposure
H402Harmful to aquatic life
H412Harmful to aquatic life with long lasting effects
H302Harmful if swallowed
Regulatory Compliance1
- EU REACH SVHCEURegulation
Customs Tariff Classification
The international HS code for Sodium Tetraborate, Anhydrous (CAS 1330-43-4) is 2840.11.
HS code (international, 6-digit)
2840.11
EU CN code (8-digit)
2840 11 00
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
Identifiers
IUPAC Name
disodium;3,7-dioxido-2,4,6,8,9-pentaoxa-1,3,5,7-tetraborabicyclo[3.3.1]nonane
InChIKey
UQGFMSUEHSUPRD-UHFFFAOYSA-N
SMILES
B1(OB2OB(OB(O1)O2)[O-])[O-].[Na+].[Na+]
Synonyms (35)
- E-285
- Anhydrous borax
- Borax Anhydrous
- Borax glass
- Borax, dehydrated
- Borax, fused
- Boric acid, disodium salt
- Boron sodium oxide (B4Na2O7)
- Dehybor
- Disodium salt of boric acid
- FR 28
- Fused borax
- Fused sodium borate
- Granubor
- INS NO.285
- Komex
- Rasorite 65
- SODIUM BORATE
- Sodium Tetraborate, Anhydrous
- Sodium biborate
- Sodium borate anhydrous
- Sodium boron oxide
- Sodium boron oxide (na2b4o7)
- Sodium pyroborate
- Sodium tetraborate (Na2B4O7)
- Sodiumtetraborate
- Spraybor
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