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Descriptor English: Lawrencium
Descriptor Spanish: Laurencio
Descriptor laurencio
Scope note: Actínido radiactivo descubierto en 1961. Su símbolo atómico es Lr y su número atómico 103. Existen doce isótopos con números de masa de 252-262 y 266.
Descriptor Portuguese: Laurêncio
Descriptor French: Lawrencium
Tree number(s): D01.268.271.100.500
D01.268.556.423
D01.268.956.295
D01.496.749.305.100.500
D01.552.020.507
D01.552.544.423
RDF Unique Identifier: https://id.nlm.nih.gov/mesh/D007852
Scope note: A radioactive actinide discovered in 1961. It has the atomic symbol Lr, and atomic number 103. There are twelve isotopes with mass numbers 252–262 and 266.
Allowable Qualifiers: AD administration & dosage
AE adverse effects
AN analysis
BL blood
CF cerebrospinal fluid
CH chemistry
CL classification
EC economics
HI history
IP isolation & purification
ME metabolism
PD pharmacology
PK pharmacokinetics
PO poisoning
SD supply & distribution
ST standards
TO toxicity
TU therapeutic use
UR urine
Registry Number: QRT37X99RQ
CAS Type 1 Name: Lawrencium
Previous Indexing: Elements (1966-1974)
Public MeSH Note: 75
History Note: 75
DeCS ID: 29435
Unique ID: D007852
Documents indexed in the Virtual Health Library (VHL): Click here to access the VHL documents
Date Established: 1975/01/01
Date of Entry: 1999/01/01
Revision Date: 2017/04/14
Lawrencium - Preferred
Concept UI M0012266
Scope note A radioactive actinide discovered in 1961. It has the atomic symbol Lr, and atomic number 103. There are twelve isotopes with mass numbers 252–262 and 266.
Preferred term Lawrencium



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