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MilliporeSigma

402966

Lithium metaborate

ACS reagent, ≥98.0%

Synonym(s):

Boric acid lithium salt

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About This Item

Linear Formula:
LiBO2
CAS Number:
13453-69-5
Molecular Weight:
49.75
NACRES:
NB.24
PubChem Substance ID:
329727046
UNSPSC Code:
12352302
EC Number:
236-631-5
MDL number:
MFCD00011089
Assay:
≥98.0%
98.0-102.0% (ACS specification)
Grade:
ACS reagent
Form:
powder

Key Documents

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Product Name

Lithium metaborate, ACS reagent, ≥98.0%

InChI key

HZRMTWQRDMYLNW-UHFFFAOYSA-N

InChI

1S/BO2.Li/c2-1-3;/q-1;+1

SMILES string

[Li+].[O-]B=O

grade

ACS reagent

assay

≥98.0%
98.0-102.0% (ACS specification)

form

powder

impurities

≤0.004% P compounds
≤0.01% insolubles

loss

≤2.0% loss on fusion, 950°C

mp

845 °C (lit.)

bulk density

≥0.25 g/mL

cation traces

Al: ≤0.001%
Ca: ≤0.01%
Fe: ≤0.002%
K: ≤0.005%
Mg: ≤5 ppm
Na: ≤0.005%
Si: ≤0.01%
heavy metals: ≤0.001% (by ICP-OES)

Quality Level

200

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This Item
254282205524222534
Lithium metaborate ACS reagent, ≥98.0%

Sigma-Aldrich

402966

Lithium metaborate

Lithium metaborate 99.995% trace metals basis

Sigma-Aldrich

254282

Lithium metaborate

Lithium metaborate 99.9% trace metals basis

Sigma-Aldrich

205524

Lithium metaborate

Lithium tetraborate ≥99.9% trace metals basis

Sigma-Aldrich

222534

Lithium tetraborate

form

powder

form

powder

form

powder

form

powder

assay

≥98.0%, 98.0-102.0% (ACS specification)

assay

99.995% trace metals basis

assay

99.9% trace metals basis

assay

≥99.9% trace metals basis

Quality Level

200

Quality Level

100

Quality Level

100

Quality Level

200

grade

ACS reagent

grade

-

grade

-

grade

-

impurities

≤0.004% P compounds, ≤0.01% insolubles

impurities

≤55.0 ppm Trace Metal Analysis

impurities

≤1500 ppm Trace Metal Analysis

impurities

-

cation traces

Al: ≤0.001%, Fe: ≤0.002%, Mg: ≤5 ppm, Si: ≤0.01%, Ca: ≤0.01%, Na: ≤0.005%, K: ≤0.005%, heavy metals: ≤0.001% (by ICP-OES)

cation traces

-

cation traces

-

cation traces

-

General description

Lithium metaborate is an alkali borate.[1] Crystal structure study reveals it has monoclinic structure with space group P21/c. It has been synthesized using orthoboric acid and lithium carbonate.[2] Its vapor pressure has been analyzed using torsion-effusion method.[3]

signalword

Danger

Hazard Classifications

Acute Tox. 4 Oral - Eye Dam. 1 - Repr. 2

Storage Class

13 - Non Combustible Solids

wgk

WGK 1

flash_point_f

Not applicable

flash_point_c

Not applicable

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Certificates of Analysis (COA)

Lot/Batch Number
MKCW6887
MKCT4469
MKCR6469
MKCP5385
MKCL5866

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Determination of 24 trace elements in felsic rocks by inductively coupled plasma mass spectrometry after lithium metaborate fusion.
Panteeva SV, et al.
Spectrochimica Acta. Part B: Atomic Spectroscopy, 58(2), 341-350 (2003)
Pressure-induced coordination changes in LiBO2.
Lei L, et al.
Journal of Solid State Chemistry, 182(11), 3041-3048 (2009)
Thermodynamics of Vaporization of Lithium Oxide, Boric Oxide, and Lithium Metaborate.
Hildenbrand DL, et al.
J. Chem. Phys. , 39(2), 296-301 (1963)
The crystal structure of lithium metaborate.
Zachariasen WH.
Acta Crystallographica, 17(6), 749-751 (1964)
Josselin Morand et al.
Applied radiation and isotopes : including data, instrumentation and methods for use in agriculture, industry and medicine, 67(7-8 Suppl), S149-S152 (2009-04-21)
This work provides the basis of a methodology to build a deterministic model for the spatial distribution of the (10)B(n,alpha)(7)Li reaction rate in boron neutron capture therapy (BNCT), as a function of space variables, boron concentration and beam incidence angle
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