Merck 110783.9025 Spectromelt® A 10 (di-lithium tetraborate) 25 KG CAS 12007-60-2, EC Number 234-514-3, chemical formula Li₂B₄O₇

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LK.MRCK.110783.9025
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Merck 110783 Spectromelt® A 10 (di-lithium tetraborate) 25 kg
Catalogue Number 110783
Replaces 10783; 10783-3
Description Spectromelt® A 10
Merck 110783 Spectromelt® A 10 (di-lithium tetraborate) 5 kg 
Product Information
CAS number 12007-60-2
EC number 234-514-3
Hill Formula B₄Li₂O₇
Chemical formula Li₂B₄O₇
Molar Mass 169.12 g/mol
HS Code 2840 20 90
Applications
Application Spectromelt® A 10 (di-lithium tetraborate). CAS 12007-60-2, EC Number 234-514-3, chemical formula Li₂B₄O₇.
Physicochemical Information
Density 2.35 g/cm3 (20 °C)
Melting Point 930 °C
pH value 9.1 (100 g/l, H₂O, 20 °C) (slurry)
Bulk density 330 kg/m3
Solubility 141.2 g/l
Safety Information according to GHS
Hazard Pictogram(s) Hazard Pictogram(s)
Hazard Pictogram(s)
Hazard Pictogram(s)
Hazard Statement(s) H302: Harmful if swallowed.
H318: Causes serious eye damage.
H361d: Suspected of damaging the unborn child.
Precautionary Statement(s) P280: Wear eye protection.
P305 + P351 + P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
Signal Word Danger
Storage class 10 - 13 Other liquids and solids
WGK WGK 1 slightly hazardous to water
Disposal 14
Inorganic salts: Container I. Neutral solutions of the these salts: Container D. Before placing in Container D, check the pH with pH-Universal indicator strips (Item No. 109535).
Storage and Shipping Information
Storage Store at +5 °C to +30 °C.
Specifications
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 (1000 °C) ≤ 1.0 %
Bulk density about 50
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Merck 110783.9025 Spectromelt® A 10 (di-lithium tetraborate) 25 KG CAS 12007-60-2, EC Number 234-514-3, chemical formula Li₂B₄O₇ Spectromelt A Di-Lithium Tetraborate LK.MRCK.110783.9025
Merck 110783.9025 Spectromelt® A 10 (di-lithium tetraborate) 25 KG CAS 12007-60-2, EC Number 234-514-3, chemical formula Li₂B₄O₇

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