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Merck
CN

1.12630

Spectromelt® A 100

di-lithiumtetraborate, for X-ray fluorescence analysis

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关于此项目

经验公式(希尔记法):
B4Li2O7
化学文摘社编号:
分子量:
169.12
UNSPSC Code:
12352302
EC Index Number:
234-514-3
NACRES:
NA.21
MDL number:
Assay:
≥99.0% (acidimetric)
Form:
solid
Solubility:
141.2 g/L, water: 141.2 g/L at 20 °C (68 °F - OECD Test Guideline 105)
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SMILES string

[B].[B].[B].[B].[Li].[Li].O.O.O.O.O.O.O

InChI

1S/4B.2Li.7H2O/h;;;;;;7*1H2

InChI key

DPYKRXYVXDYLEY-UHFFFAOYSA-N

assay

≥99.0% (acidimetric)

form

solid

pH

9.1 (20 °C, 100 g/L in H2O, slurry)

mp

917 °C ((1683 °F))

solubility

141.2 g/L, water: 141.2 g/L at 20 °C (68 °F - OECD Test Guideline 105)

density

2.34 g/cm3 at 20 °C ((68 °F) - OECD Test Guideline 109)

bulk density

330 kg/m3

anion traces

chloride (Cl-): ≤50 ppm, phosphate (PO43-): ≤20 ppm, silicate (as SiO2): ≤100 ppm, sulfate (SO42-): ≤50 ppm

cation traces

Ag: ≤5 ppm, Al: ≤10 ppm, Ba: ≤5 ppm, Ca: ≤20 ppm, Cd: ≤5 ppm, Co: ≤5 ppm, Cr: ≤5 ppm, Cu: ≤5 ppm, Fe: ≤10 ppm, Ga: ≤5 ppm, K: ≤10 ppm, Mg: ≤5 ppm, Mn: ≤5 ppm, Na: ≤20 ppm, Ni: ≤5 ppm, Pb: ≤5 ppm, Sr: ≤5 ppm, Zn: ≤5 ppm

storage temp.

2-30°C

Quality Level

Application

Spectromelt A 100 di-lithiumtetraborate. CAS 12007-60-2, EC Number 234-514-3, chemical formula Li₂B₄O₇.

Analysis Note

Assay (acidimetric): ≥ 99.0 %
Chloride (Cl): ≤ 50 ppm
Phosphate (PO₄): ≤ 20 ppm
Silicate (SiO₂): ≤ 100 ppm
Sulfate (SO₄): ≤ 50 ppm
Ag (Silver): ≤ 5 ppm
Al (Aluminium): ≤ 10 ppm
Ba (Barium): ≤ 5 ppm
Ca (Calcium): ≤ 20 ppm
Cd (Cadmium): ≤ 5 ppm
Co (Cobalt): ≤ 5 ppm
Cr (Chromium): ≤ 5 ppm
Cu (Copper): ≤ 5 ppm
Fe (Iron): ≤ 10 ppm
Ga (Gallium): ≤ 5 ppm
K (Potassium): ≤ 10 ppm
Mg (Magnesium): ≤ 5 ppm
Mn (Manganese): ≤ 5 ppm
Na (Sodium): ≤ 20 ppm
Ni (Nickel): ≤ 5 ppm
Pb (Lead): ≤ 5 ppm
Sr (Strontium): ≤ 5 ppm
Zn (Zinc): ≤ 5 ppm
Loss on ignition (800 °C): ≤ 1.0 %
Bulk density: about 120

Legal Information

SPECTROMELT is a registered trademark of Merck KGaA, Darmstadt, Germany

signalword

Danger

Hazard Classifications

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

存储类别

13 - Non Combustible Solids

wgk

WGK 2

flash_point_f

Not applicable

flash_point_c

Not applicable


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