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Alkali Metal Compounds (Li, Na, K, Rb, Cs)BP/USP/EP/Ph. Eur. / ARAvailable on request

Sodium tetraborate decahydrate, BP/USP/EP/Ph. Eur., AR

Synonyms: Borax decahydrate · Sodium borate decahydrate · Borax (B4Na2O7.10H2O) · Sodium pyroborate decahydrate

CAS No.1303-96-4
FormulaB4H20Na2O17
Mol. weight381.40
Catalogue No.VQ-047268
PurityBP/USP/EP/Ph. Eur. / AR
HSN28401900

Sodium tetraborate decahydrate (CAS 1303-96-4) – alkali metal compound, BP/USP/EP/Ph. Eur. / AR grade. B4H20Na2O17, MW 381.4. With COA, ships worldwide.

Pack sizesPrice on quotation · bulk available
500 g
1 kg
5 kg
50 kg
Bulk / custom pack · kg to MT
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Batch COA with every lot
16-section GHS SDS
Export to 120+ countries
DG-compliant packing

About Sodium tetraborate decahydrate, BP/USP/EP/Ph. Eur., AR

Sodium tetraborate decahydrate is an alkali metal compound in BP/USP/EP/Ph. Eur. / AR grade carrying the CAS registry number 1303-96-4. The compound has the formula B4H20Na2O17, corresponding to a molecular weight of 381.4 g/mol. Common synonyms include Borax decahydrate and Sodium borate decahydrate.

Keep the container tightly sealed and store it in a cool, dry area. The GHS classification uses the signal word “Danger”, so appropriate gloves, eye protection and ventilation are recommended.

Key uses span materials research and chemical synthesis. Typical end-use sectors are academic and industrial research.

We offer Sodium tetraborate decahydrate in 500 g, 1 kg, 5 kg and 50 kg packs with a batch-specific COA, and ship to customers worldwide. SDS and detailed specification sheets can be requested with your quotation.

Typical applications

  • Materials research
  • Chemical synthesis

Industries

Grade guides

Specifications & identifiers

Chemical identifiers
Product nameSodium tetraborate decahydrate, BP/USP/EP/Ph. Eur., AR
Catalogue No.VQ-047268
CAS Number1303-96-4
IUPAC namedisodium;3,7-dioxido-2,4,6,8,9-pentaoxa-1,3,5,7-tetraborabicyclo[3.3.1]nonane;decahydrate
Molecular formulaB4H20Na2O17
Molecular weight381.4 g/mol
Exact mass382.0868
GradeBP/USP/EP/Ph. Eur. / AR
HSN code28401900
InChIKeyCDMADVZSLOHIFP-UHFFFAOYSA-N
SMILESB1(OB2OB(OB(O1)O2)[O-])[O-].O.O.O.O.O.O.O.O.O.O.[Na+].[Na+]
PubChem CID16211214
Physical properties
Physical formOther
H-bond donors / acceptors10 / 17
TPSA102 Ų
SynonymsBorax decahydrate, Sodium borate decahydrate, Borax (B4Na2O7.10H2O), Sodium pyroborate decahydrate, Antipyonin, Boricin, Jaikin, Gerstley borate, Gertley borate, Boro-spray, Disodium tetraborate decahydrate, Sodium borate, decahydrate

Safety & hazard information (GHS)

GHS08 Health hazard
Health hazard

Signal word: Danger

Precautionary statements: P203, P280, P318, P405, P501

Classification is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

Documents

Other grades of CAS 1303-96-4

Frequently asked questions

What is the CAS number of Sodium tetraborate decahydrate, BP/USP/EP/Ph. Eur., AR?

The CAS Registry Number of Sodium tetraborate decahydrate, BP/USP/EP/Ph. Eur., AR is 1303-96-4. It is also known as Borax decahydrate, Sodium borate decahydrate, Borax (B4Na2O7.10H2O).

What is the molecular formula and molecular weight of Sodium tetraborate decahydrate, BP/USP/EP/Ph. Eur., AR?

Sodium tetraborate decahydrate, BP/USP/EP/Ph. Eur., AR has the molecular formula B4H20Na2O17 and a molecular weight of 381.4 g/mol.

Which grade and pack sizes of Sodium tetraborate decahydrate, BP/USP/EP/Ph. Eur., AR can I order?

We supply Sodium tetraborate decahydrate, BP/USP/EP/Ph. Eur., AR in BP/USP/EP/Ph. Eur. / AR grade, in 500 g, 1 kg, 5 kg, 50 kg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Sodium tetraborate decahydrate, BP/USP/EP/Ph. Eur., AR?

Yes. Every lot of Sodium tetraborate decahydrate, BP/USP/EP/Ph. Eur., AR is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can Sodium tetraborate decahydrate, BP/USP/EP/Ph. Eur., AR be shipped internationally?

Yes. Sodium tetraborate decahydrate, BP/USP/EP/Ph. Eur., AR is classified as hazardous, so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.

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