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Merck
CN

62610

Lithium tetraborate

puriss. p.a., ACS reagent, ≥98.0% (T)

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About This Item

Linear Formula:
Li2B4O7
CAS Number:
Molecular Weight:
169.12
UNSPSC Code:
12352300
PubChem Substance ID:
EC Number:
234-514-3
MDL number:
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grade

ACS reagent, puriss. p.a.

assay

≥98.0% (T), 98.0-102.0% (ACS, T)

loss

2.0% loss on fusion, 950°C

mp

760-880 °C (lit.)

density

≥0.25 g/mL at 25 °C (lit.)

anion traces

chloride (Cl-): ≤50 mg/kg, sulfate (SO42-): ≤50 mg/kg

cation traces

Ag: ≤5 mg/kg, Al: ≤5 mg/kg, Ba: ≤5 mg/kg, Bi: ≤5 mg/kg, Ca: ≤50 mg/kg, Cd: ≤5 mg/kg, Co: ≤5 mg/kg, Cr: ≤5 mg/kg, Cu: ≤5 mg/kg, Fe: ≤10 mg/kg, K: ≤50 mg/kg, Mg: ≤5 mg/kg, Mn: ≤5 mg/kg, Mo: ≤5 mg/kg, Na: ≤50 mg/kg, Ni: ≤5 mg/kg, Pb: ≤5 mg/kg, Sr: ≤5 mg/kg, Tl: ≤10 mg/kg, Zn: ≤5 mg/kg

application(s)

forensics and toxicology

SMILES string

[Li+].[Li+].[O-]B(OB=O)OB([O-])OB=O

InChI

1S/B4O7.2Li/c5-1-9-3(7)11-4(8)10-2-6;;/q-2;2*+1

InChI key

PSHMSSXLYVAENJ-UHFFFAOYSA-N

Other Notes

Reagent for the decomposition of oxides and silicates by fusion

A -D suffix exists for administrative purposes only.
All -D packages are 100% the same product, same quality, same specification as the package sizes previously sold without a -D.



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Danger

Hazard Classifications

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

Storage Class

13 - Non Combustible Solids

wgk

WGK 2

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

dust mask type N95 (US), Eyeshields, Gloves

Regulatory Information

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R. Bock
Aufschlussmethoden der anorg. & org. Chemie (1972)
Pyroelectric and piezoelectric properties of lithium tetraborate single crystal.
Bhalla AS, et al.
Jpn J. App. Phys., Part I, 24(S2), 727-727 (1985)
Lithium isotope analysis by thermal ionization mass spectrometry of lithium tetraborate.
Chan LH.
Analytical Chemistry, 59(22), 2662-2665 (1987)