The electrode layer contains a pentavalent metal-containing oxide, and a part of the pentavalent metal is substituted by phosphorus in the pentavalent metal-containing oxide.
Preferably, inorganic acids of pentavalent phosphorus are employed.
An oxidizing medium and process for the oxidation of trivalent arsenic to pentavalent arsenic with removal of the pentavalent arsenic so formed is also disclosed.
The additive may comprise a pentavalent metal or a carbon.
The phosphorus compound is preferably a pentavalent phosphate ester or a phosphazene compound.
MORPHINE METHOBROMIDE and other pentavalent nitrogen morphine derivatives.
Specifically disclosed is a high temperature structural material mainly containing a tetragonal zirconia added with a trivalent yttrium ion and a pentavalent tantalum ion and/or a pentavalent niobium ion.
MORPHINE METHOBROMIDE and other pentavalent nitrogen morphine derivatives
Health Ministry Eyes Production of Pentavalent Vaccine
MORPHINE METHOBROMIDE and other pentavalent nitrogen morphine derivatives
Deadly 5-in-1 Vaccine Kills At Least Eight Infants
MORPHINE METHOBROMIDE and other pentavalent nitrogen morphine derivatives.
Morphine methobromide, morphine N-oxide and other pentavalent nitrogen morphine derivatives
Morphine methobromide and other pentavalent nitrogen morphine derivatives
The invention relates to peroxochloric acid, HOOCIO2, with pentavalent chlorine, its derivatives and anions and salts thereof.
The trivalent metal is in particular yttrium, and the pentavalent metal is in particular tantalum or niobium.
Morphine methobromide and other pentavalent nitrogen morphine derivatives
The material can be used for the removal of both pentavalent and trivalent arsenic as well as other heavy metals form water.
It is commonly found in the trivalent and pentavalent states.
RotaTeq® is a pentavalent vaccine that contains five rotavirus strains produced by reassortment.
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Requêtes fréquentes anglais :1-200, -1k, -2k, -3k, -4k, -5k, -7k, -10k, -20k, -40k, -100k, -200k, -500k, -1000k,
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