Russian Journal of Inorganic Chemistry, Tập 6,Số phát hành 7-12British Library Lending Division with the cooperation of the Royal Society of Chemistry, 1961 |
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Trang 804
... ( EDTA ) and nitrilotri- acetic acid ( NTA ) were used as complexing agents . The lanthanides obtained after separating the mixture were determined spectrographically . The distribution of lan- thanum and neodymium was followed from the B ...
... ( EDTA ) and nitrilotri- acetic acid ( NTA ) were used as complexing agents . The lanthanides obtained after separating the mixture were determined spectrographically . The distribution of lan- thanum and neodymium was followed from the B ...
Trang 806
... EDTA on the separation of " didymium " was observed in the presence of three times the stoichiometric quantity of ammonium oxalate necessary for the precipitation of lanthanum , cerium and praseodymium . The pH was always kept at the ...
... EDTA on the separation of " didymium " was observed in the presence of three times the stoichiometric quantity of ammonium oxalate necessary for the precipitation of lanthanum , cerium and praseodymium . The pH was always kept at the ...
Trang 1370
... EDTA salts 12,13 . In calculating distribution constants ( Table 7 ) , it was assumed that the cation - exchange resin in the rare - earth element form absorbed whole molecules of LA ,, and in fact when a solution of NdA , was passed ...
... EDTA salts 12,13 . In calculating distribution constants ( Table 7 ) , it was assumed that the cation - exchange resin in the rare - earth element form absorbed whole molecules of LA ,, and in fact when a solution of NdA , was passed ...
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Thuật ngữ và cụm từ thông dụng
acid Akad alcohol alkali alloys aluminium ammonia ammonium anion aqueous solution Blagorod bromide cadmium caesium calculated carbonate cerium Chem chemical chloride coefficient complex ion composition concentration copper corresponding cristobalite crystallisation crystals decomposition determined dissociation electrode equilibrium diagram ether ethyl eutectic formation formed gallium glauberite H₂O H₂SO heating curve hydrogen hydroxide increase indium Inorg Inst instability constant ionic strength isotherms K₂SO Khim ligands liquid lithium melting metal method molar ratio molar volumes mole molecules MTPC Na₂SO NaCl Nauk SSSR neodymium Neorg nitrate nitrilotriacetic acid NO₂ Obshch obtained oxide platinum Platiny Drug polyhalite potassium praseodymium precipitate prepared pyridine reaction reagent refractive refractive indices Russ salt saturated shows sodium solid phase solid solutions solubility solvents stability studied sulphate sulphide Table temperature thallium tin selenide tion titanium trans effect uranyl values X-ray Zhur zinc zirconium