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217573

Sigma-Aldrich

Barium hydroxide octahydrate

ACS reagent, ≥98%

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About This Item

Linear Formula:
Ba(OH)2 · 8H2O
CAS Number:
12230-71-6
Molecular Weight:
315.46
EC Number:
241-234-5
MDL number:
MFCD00149152
UNSPSC Code:
12352300
PubChem Substance ID:
329752202
NACRES:
NB.24
Assay:
≥98%
grade:
ACS reagent
form:
powder, crystals or chunks

grade

ACS reagent

Quality Level

200

Assay

≥98%

form

powder, crystals or chunks

impurities

≤0.01% insol. dil. HCl
≤2.0% barium carbonate

pH

12.5 (20 °C, 50 g/L)

mp

78 °C (lit.)

anion traces

S2-: ≤0.001%
chloride (Cl-): ≤0.001%

cation traces

Ca: ≤0.05%
Fe: ≤0.001%
K: ≤0.01%
Na: ≤0.01%
Sr: ≤0.8%
heavy metals: ≤5 ppm (by ICP)

SMILES string

O.O.O.O.O.O.O.O.O[Ba]O

InChI

1S/Ba.10H2O/h;10*1H2/q+2;;;;;;;;;;/p-2

InChI key

ZUDYPQRUOYEARG-UHFFFAOYSA-L

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Application

Catalyzes the β-elimination of phosphoserine residues.

Pictograms

CorrosionExclamation mark
GHS05,GHS07

Signal Word

Danger

Hazard Statements

H302 + H332,H314

Hazard Classifications

Acute Tox. 4 Inhalation - Acute Tox. 4 Oral - Skin Corr. 1B

Storage Class Code

8A - Combustible corrosive hazardous materials

WGK

WGK 1

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Regulatory Listings

Regulatory Listings are mainly provided for chemical products. Only limited information can be provided here for non-chemical products. No entry means none of the components are listed. It is the user’s obligation to ensure the safe and legal use of the product.

PDSCL

Deleterious substance

ISHL Indicated Name

Substances Subject to be Indicated Names

ISHL Notified Names

Substances Subject to be Notified Names

JAN Code

217573-500G:4548173117423
217573-VAR:
217573-BULK:
217573-2.5KG:4548173117416
217573-5G:4548173117430
217573-100G:4548173117409
217573-4X2.5KG:4548173250977

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Certificates of Analysis (COA)

Lot/Batch Number
MKCQ2968
MKCN5380
MKCM7551
MKCL8551
SHBH2336V

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The crystal structure of barium hydroxide octahydrate Ba(OH)2-8H2O.
Manohar H and Ramaseshan S.
Zeitschrift fur Kristallographie - Crystalline Materials, 119(1-6), 357-374 (1964)
Sjoerd A Veldhuis et al.
Inorganic chemistry, 53(24), 13188-13196 (2014-11-26)
Nanocrystalline barium titanate (8-10 nm crystallite size) was prepared at temperatures of 23-78 °C through reaction of a modified titanium alkoxide precursor in benzyl alcohol with barium hydroxide octahydrate. The room temperature formation of a perovskite phase from solution is
Duk Kyu Lee et al.
Journal of nanoscience and nanotechnology, 10(2), 1361-1366 (2010-04-01)
BaTiO3 nano-particles with a size range of 20-70 nm were synthesized at 70 degrees C through a simple wet-chemical reactions between barium hydroxide octahydrate (Ba(OH)2 x 8H2O) and meta titanic acid (H2TiO3) in ethanol/water mixed solvent systems. It was found
B J Verhaeghe et al.
Clinical chemistry, 34(6), 1077-1083 (1988-06-01)
This is a new method for isolating and concentrating urinary organic acids before gas chromatography--mass spectrometry. Sulfate and phosphate anions are removed by precipitation with Ba(OH)2, and the urine pH is adjusted to 8-8.5. The sample is then applied onto
Eagleson M.
Concise Encyclopedia Chemistry, 116-116 (1994)
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