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12294 Ammonium pentaborate octahydrate, 99.0%

CAS Number
Ammonium borate

Stock No. Size Price ($) Quantity Availability
12294-36 500g 57.70
12294-A3 2kg 200.00
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Ammonium pentaborate octahydrate, 99.0%


Chemical Properties

Formula Weight
544.29 (400.17anhy)
Storage & Sensitivity
Ambient temperatures.
Soluble in water. Insoluble in ethanol.


Ammonium pentaborate octahydrate is used as a component of electrolyte solutions in electrolytic capacitors. It is also used as a flame retarder and in wood and textile industry. Further, it is used for brazing, welding, soldering fluxes and in some detergents.


Incompatible with strong oxidizing agents.

Literature References

Simsek, H.; Baysal, E. Some Physical and Mechanical Properties of Borate-Treated Oriental Beech Wood. Drvna Ind. 2015, 66 (2), 97-103.

Chen, H.; Zhao, H.; Yu, Z. B.; Wang, L.; Sun, L.; Sun, J. Construct Polyoxometalate Frameworks through Covalent Bonds. Inorg. Chem. 2015, 54 (17), 8699-8704.

GHS Hazard and Precautionary Statements

Hazard Statements: H315-H319-H335

Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation.

Precautionary Statements: P261-P264b-P271-P280-P302+P352-P304+P340-P305+P351+P338-P312-P332+P313-P337+P313-P362-P501c

Avoid breathing dust/fume/gas/mist/vapours/spray. Wash face, hands and any exposed skin thoroughly after handling Use only outdoors or in a well-ventilated area. Wear protective gloves/protective clothing/eye protection/face protection. IF ON SKIN: Wash with plenty of soap and water. IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. Call a POISON CENTER or doctor/physician if you feel unwell. If skin irritation occurs: Get medical advice/attention. If eye irritation persists: Take off contaminated clothing and wash before reuse. Dispose of contents/ container to an approved waste disposal plant

Other References

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