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Key Documents

A4380

Sigma-Aldrich

Ammonium biborate tetrahydrate

98.9-101.2% B2O3 basis

Synonym(s):

Ammonium tetraborate tetrahydrate

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About This Item

Linear Formula:
(NH4)2B4O7 · 4H2O
CAS Number:
Molecular Weight:
263.38
EC Number:
MDL number:
UNSPSC Code:
12352302
PubChem Substance ID:
NACRES:
NA.23

Quality Level

Assay

98.9-101.2% B2O3 basis

form

powder

pH

~8.8 ( in solution, over a wide range of concentrations)

SMILES string

N.N.O.O.O.O.OB1OB(O1)OB2OB(O)O2

InChI

1S/B4H2O7.2H3N.4H2O/c5-1-7-3(8-1)11-4-9-2(6)10-4;;;;;;/h5-6H;2*1H3;4*1H2

InChI key

QZNWNKFWDJRMLV-UHFFFAOYSA-N

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Application

  • Determination of nucleation kinetics of ammonium biborate tetrahydrate: This study focuses on the metastable zone widths (MZW) of ammonium biborate tetrahydrate, both in its pure state and in the presence of impurities, providing insights into its crystallization kinetics and stability (O Sahin et al., 2014).

Pictograms

Exclamation mark

Signal Word

Warning

Hazard Statements

Hazard Classifications

Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

Target Organs

Respiratory system

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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