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Merck
CN

11783

Barium hydroxide monohydrate

purum p.a., ≥98.0% (T)

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About This Item

Linear Formula:
Ba(OH)2 · H2O
CAS Number:
Molecular Weight:
189.36
UNSPSC Code:
12352202
PubChem Substance ID:
EC Number:
241-234-5
MDL number:
Assay:
≥98.0% (T)
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InChI key

GKQTUHKAQKWLIN-UHFFFAOYSA-L

InChI

1S/Ba.3H2O/h;3*1H2/q+2;;;/p-2

SMILES string

O.O[Ba]O

grade

purum p.a.

assay

≥98.0% (T)

density

3.743 g/mL at 25 °C (lit.)

anion traces

chloride (Cl-): ≤50 mg/kg

cation traces

Ca: ≤300 mg/kg, Cd: ≤50 mg/kg, Co: ≤50 mg/kg, Cu: ≤50 mg/kg, Fe: ≤100 mg/kg, K: ≤100 mg/kg, Na: ≤200 mg/kg, Ni: ≤50 mg/kg, Pb: ≤50 mg/kg, Sr: ≤2.0%, Zn: ≤50 mg/kg

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pictograms

CorrosionExclamation mark

signalword

Danger

Hazard Classifications

Acute Tox. 4 Inhalation - Acute Tox. 4 Oral - Eye Dam. 1 - Skin Corr. 1A

Storage Class

8B - Non-combustible corrosive hazardous materials

wgk

WGK 1

flash_point_f

Not applicable

flash_point_c

Not applicable

Regulatory Information

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Thermal decomposition of the hydrates of barium hydroxide.
Habashy GM and Kolta GA.
J. Inorg. Nucl. Chem., 34(1), 57-67 (1972)
Synthesis of colorless imide hybrid nanocomposites using amine functionalized oligosiloxane nano-building clusters.
Lee T-H, et al.
Journal of Materials Chemistry, 16(17), 1657-1664 (2006)
Monohydrates of strontium and barium hydroxide: Their preparation and X-ray powder patterns.
Judd M and Pope M.
Journal of Thermal Analysis and Calorimetry, 3(4), 397-402 (1971)
A Mchaourab et al.
Anesthesiology, 94(6), 1007-1009 (2001-07-24)
Potent inhaled anesthetics degrade in the presence of the strong bases (sodium hydroxide or potassium hydroxide) in carbon dioxide (CO2) absorbents. A new absorbent, Amsorb (Armstrong Medical Ltd., Coleraine, Northern Ireland), does not employ these strong bases. This study compared
K Freeman et al.
Journal of endodontics, 20(6), 272-275 (1994-06-01)
To study the ability of calcium hydroxide to promote hard tissue repair, Alza Alzet Osmotic Pumps, implanted in Sprague-Dawley rats, were used to deliver either calcium hydroxide and glycerol, barium hydroxide and glycerol, tetracycline and glycerol, or glycerol only to

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