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

Potassium borate

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Order Potassium borate (CAS 1332-77-0) online at Zemixal. Lab and bulk packs, batch COA, fast global delivery. Exported from India with full paperwork.

Pack sizes
Potassium borate chemical structure
CAS number1332-77-0
FormulaB4K2O7
Molar mass233.4 g/mol
Physical formSolid
HS code29333990
Purity98%
InChIKeyFZQSLXQPHPOTHG-UHFFFAOYSA-N
IUPAC namedipotassium;3,7-dioxido-2,4,6,8,9-pentaoxa-1,3,5,7-tetraborabicyclo[3.3.1]nonane

About Potassium borate

Zemixal supplies Potassium borate within its inorganic Chemicals, Metals & Advanced Materials portfolio. For your records (98%), the material is defined by CAS 1332-77-0, formula B4K2O7 and molar mass 233.4 g/mol. Typical appearance is white to off-white solid.

Where it is used

  • Materials research
  • Chemical synthesis

Storage and safety notes

It carries the GHS signal word Warning (H361), so wear gloves and eye protection and work with good ventilation.

Standard pack sizes are 500 g, 5 kg and 25 kg, and custom quantities are quoted on request. 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

  • Materials research
  • Chemical synthesis

Applications

Specifications and identifiers

Specifications of Potassium borate
Product namePotassium borate
Catalogue numberZX-013049
CAS number1332-77-0
IUPAC namedipotassium;3,7-dioxido-2,4,6,8,9-pentaoxa-1,3,5,7-tetraborabicyclo[3.3.1]nonane
Molecular formulaB4K2O7
Molar mass233.4 g/mol
Exact mass233.929
Purity / assay98%
Physical formSolid
AppearanceWhite to off-white solid
H-bond donors / acceptors0 / 7
Topological polar surface area92.3 Ų
HS code29333990
InChIKeyFZQSLXQPHPOTHG-UHFFFAOYSA-N
SMILESB1(OB2OB(OB(O1)O2)[O-])[O-].[K+].[K+]
PubChem CID9816075
SynonymsPotassium biborate, Potassium tetraborate, Dipotassium tetraborate, Boron potassium oxide (B4K2O7), Potassium borate (K2B4O7), Boric acid, dipotassium salt, Boric acid (H2B4O7), dipotassium salt, K2B4O7, Dipotassium bicyclo[3.3.1]tetraboroxane-3,7-bis(olate)

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 Warning

  • H361Suspected of damaging fertility or the unborn child

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 Potassium borate
500 gQuoted on request
5 kgQuoted on request
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 Potassium borate

Which CAS number identifies Potassium borate?
Potassium borate is registered under CAS 1332-77-0. You may also see it listed as Potassium biborate, Potassium tetraborate, Dipotassium tetraborate. Our catalogue number for this item is ZX-013049.
What are the formula and molar mass of Potassium borate?
For Potassium borate, its formula is B4K2O7 and its molar mass is 233.4 g/mol. InChIKey FZQSLXQPHPOTHG-UHFFFAOYSA-N lets you match it in any structure database.
What grade and pack sizes are available for Potassium borate?
This listing is 98% purity. Standard packs are 500 g, 5 kg, 25 kg. Larger quantities and custom packing can be quoted on request.
Which documents come with Potassium borate?
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 Potassium borate to my country?
Yes. Because Potassium borate 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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