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Alkali Metal Compounds (Li, Na, K, Rb, Cs)

Sodium tetraborate, decahydrate, 99%

Extra PureAvailable on request

Buy Sodium tetraborate, decahydrate, 99% (CAS 1303-96-4) from Zemixal. Lab and bulk packs, batch COA, fast global delivery.

Pack sizes
Sodium tetraborate, decahydrate, 99% chemical structure
CAS number1303-96-4
FormulaB4H20Na2O17
Molar mass381.4 g/mol
Physical formPowder
HS code28401900
Purity99%
InChIKeyCDMADVZSLOHIFP-UHFFFAOYSA-N
IUPAC namedisodium;3,7-dioxido-2,4,6,8,9-pentaoxa-1,3,5,7-tetraborabicyclo[3.3.1]nonane;decahydrate

About Sodium tetraborate, decahydrate, 99%

Zemixal supplies Sodium tetraborate, decahydrate, 99% within its inorganic Chemicals, Metals & Advanced Materials portfolio. For your records (Extra Pure), the material is defined by CAS 1303-96-4, formula B4H20Na2O17 and molar mass 381.4 g/mol. Expect white crystalline powder.

Common uses in the lab and plant

  • Buffer preparation
  • Ceramics & glass
  • Metallurgy & plating

Handling and storage

Handle with the usual laboratory precautions and consult the SDS supplied with each lot.

Available as 500 g, 5 kg, 25 kg and 4 x 25 kg. Larger or split packs can be arranged. Each lot travels with a batch certificate of analysis and a 16-section SDS. Add it to your quote list and our team replies with price, lead time and shipping options within one business day.

Typical uses

  • Buffer preparation
  • Ceramics & glass
  • Metallurgy & plating

Applications

Grade guides

Specifications and identifiers

Specifications of Sodium tetraborate, decahydrate, 99%
Product nameSodium tetraborate, decahydrate, 99%
Catalogue numberZX-013301
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
Molar mass381.4 g/mol
Exact mass382.0868
GradeExtra Pure
Purity / assay99%
Physical formPowder
AppearanceWhite crystalline powder
H-bond donors / acceptors10 / 17
Topological polar surface area102 Ų
HS 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
SynonymsBorax, Borax decahydrate, Sodium borate decahydrate, Borax (B4Na2O7.10H2O), Sodium pyroborate decahydrate, Antipyonin, Boricin, Jaikin, Gerstley borate, Gertley borate, Boro-spray, Disodium tetraborate decahydrate

Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.

Safety and GHS hazards

GHS08 Health hazard
Health hazard

Signal word Danger

Precautionary statements P203, P280, P318, P405, P501

Classification summarised from public GHS notifications. It can vary with grade and concentration, so always follow the SDS supplied with your lot.

Pack sizes

Pack sizes of Sodium tetraborate, decahydrate, 99%
500 gQuoted on request
5 kgQuoted on request
25 kgQuoted on request
4 x 25 kgQuoted on request

Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.

Questions about Sodium tetraborate, decahydrate, 99%

Which CAS number identifies Sodium tetraborate, decahydrate, 99%?
Sodium tetraborate, decahydrate, 99% is registered under CAS 1303-96-4. You may also see it listed as Borax, Borax decahydrate, Sodium borate decahydrate. Our catalogue number for this item is ZX-013301.
What are the formula and molar mass of Sodium tetraborate, decahydrate, 99%?
For Sodium tetraborate, decahydrate, 99%, its formula is B4H20Na2O17 and its molar mass is 381.4 g/mol. InChIKey CDMADVZSLOHIFP-UHFFFAOYSA-N lets you match it in any structure database.
What grade and pack sizes are available for Sodium tetraborate, decahydrate, 99%?
This listing is Extra Pure grade with 99% purity. Standard packs are 500 g, 5 kg, 25 kg, 4 x 25 kg. Larger quantities and custom packing can be quoted on request.
Which documents come with Sodium tetraborate, decahydrate, 99%?
Each lot ships with a batch certificate of analysis and a 16-section GHS safety data sheet. A typical COA or specification sheet can be shared with the quotation before you order.
Can Zemixal ship Sodium tetraborate, decahydrate, 99% to my country?
Yes. Because Sodium tetraborate, decahydrate, 99% is classed as hazardous, it travels in UN-approved packaging as dangerous goods under IATA or IMDG rules, with the export paperwork your broker needs.

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