202762
Barium sulfate
99.99% trace metals basis
Synonym(s):
Baryte
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All Photos(2)
About This Item
Linear Formula:
BaSO4
CAS Number:
Molecular Weight:
233.39
EC Number:
MDL number:
UNSPSC Code:
12352302
PubChem Substance ID:
NACRES:
NA.22
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Quality Level
Assay
99.99% trace metals basis
form
powder
SMILES string
[Ba++].[O-]S([O-])(=O)=O
InChI
1S/Ba.H2O4S/c;1-5(2,3)4/h;(H2,1,2,3,4)/q+2;/p-2
InChI key
TZCXTZWJZNENPQ-UHFFFAOYSA-L
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General description
Barium sulfate is an insoluble salt commonly used in X-ray imaging as a contrast agent.
Application
Barium sulfate may be used as a catalyst for the conversion of lactic acid to acrylic acid via dehydration.
Storage Class Code
11 - Combustible Solids
WGK
nwg
Flash Point(F)
Not applicable
Flash Point(C)
Not applicable
Personal Protective Equipment
dust mask type N95 (US), Eyeshields, Gloves
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Barium sulphate catalyzed dehydration of lactic acid to acrylic acid.
Peng J, et al.
Green Chemistry, 16(1), 108-111 (2014)
Recent advances in the preparation of barium sulfate nanoparticles: a mini-review
Tlek K et al.
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Water as an intraluminal negative contrast medium produces improved image quality with reduced artefact. However, rapid absorption of oral water in the bowel relative to speed and timing of image capturing has limited its clinical application. These findings predate advances
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