divalent metal

divalent metal

[dī′vā·lənt ′med·əl]
(chemistry)
A metal whose atoms are each capable of chemically combining with two atoms of hydrogen.
References in periodicals archive ?
8,895,492 B2; Colgate-Palmolive Company has been awarded patent coverage for an aqueous, dilutable, liquid cleaning composition comprising a plurality of surfactants, including surfactant active components, wherein the plurality of surfactants includes at least one anionic surfactant, at least one additional surfactant selected from at least one amphoteric surfactant and at least one nonionic surfactant, at least one divalent metal salt and a block copolymer of propylene oxide and ethylene oxide.
In mammals, NRAMP1 gene is associated with the transport of iron and other divalent cations, and the transition metal irons are essential for maintain divalent metal homeostasis, including regulation of transcription through DNA binding proteins and metal response elements (Blackwell, 2003; Courville et al.
Equilibrium isotherm studies for the sorption of divalent metal ions onto peat: Copper, nickel and lead single component systems, Wat.
In general, sorption of divalent metal cations on metal oxides, hydroxides and oxyhydroxides is known to be promoted by increasing pH.
The affinity of SA toward different divalent metal ions follows the order: [Pb.
Plasmodium and Trypanosoma may have unique and essential requirements for divalent metal ions which prompted this investigation.
86% found at 800[degrees]C corresponded to Er-Cu(II), Er-Zn(II), Er-Ni(II), Er-Co(II), and Er-Mn(II), respectively, and matched with the Irvin-Williams order of stability of complexes of divalent metal ions.
Both of these are cysteine-rich peptides that bind divalent metal ions through sulfhydryl groups (-SH).
and these divalent metal ions form sparingly soluble salts with of HP[O.
Figure 3 summarizes the effect of various heavy metals as well as divalent metal ions on E.
Mice lacking intestinal HIF2[alpha] have decreased expression of both ferroportin and divalent metal transporter 1, the principal iron importer at the apical surface of duodenal enterocytes, and thus fail to induce iron absorption even upon lowering of hepcidin expression (63).
The current study demonstrated the purification of PO from the scallop Argopecten irradians, which is one of the most important commercial species in North China; the determination of PO molecular mass; the substrate specificity; and the PO activities related to temperature, pH, divalent metal ions, and inhibitors.