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Molecular Weight
MeSH Descriptor Data 2025
Details
Qualifiers
MeSH Tree Structures
Concepts
MeSH Heading
Molecular Weight
Tree Number(s)
G02.494
Unique ID
D008970
RDF Unique Identifier
http://id.nlm.nih.gov/mesh/D008970
Annotation
NIM
Scope Note
The sum of the weight of all the atoms in a molecule.
Entry Version
MOL WEIGHT
Public MeSH Note
67
History Note
67(64)
Date Established
1967/01/01
Date of Entry
1999/01/01
Revision Date
2016/06/17
No Qualifiers
Chemical Phenomena [G02]
Absorption [G02.010]
Adsorption [G02.020]
Air Ionization [G02.035]
Anisotropy [G02.050]
Biochemical Phenomena [G02.111]
Catalysis [G02.130]
Chemical Precipitation [G02.159]
Corrosion [G02.165]
Crystallization [G02.171]
Desiccation [G02.176]
Dialysis [G02.186]
Diffusion [G02.196]
Dimerization [G02.206]
Drug Liberation [G02.211]
Energy Transfer [G02.216]
Evolution, Chemical [G02.225]
Filtration [G02.263]
Hydrogen Bonding [G02.282]
Hydrogen-Ion Concentration [G02.300]
Hydrolysis [G02.380]
Hydrophobic and Hydrophilic Interactions [G02.409]
Ion Exchange [G02.437]
Molecular Structure [G02.466]
Molecular Weight [G02.494]
Neutron Diffraction [G02.551]
Organic Chemistry Phenomena [G02.607]
Osmolar Concentration [G02.640]
Osmosis [G02.691]
Oxidation-Reduction [G02.700]
Particle Size [G02.712]
Permeability [G02.723]
Phase Transition [G02.734]
Photochemical Processes [G02.740]
Polymerization [G02.750]
Proton-Motive Force [G02.765]
Pyrolysis [G02.785]
Solubility [G02.805]
Specific Gravity [G02.819]
Spontaneous Combustion [G02.833]
Surface Properties [G02.860]
Viscosity [G02.930]
X-Ray Diffraction [G02.965]
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Molecular Weight
Preferred
Concept UI
M0013987
Scope Note
The sum of the weight of all the atoms in a molecule.
Terms
Molecular Weight
Preferred Term
Term UI
T026821
Date
01/01/1999
LexicalTag
NON
ThesaurusID
NLM (1964)
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