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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... quartz tube ; 2 ) furnace ; 3 ) substance ; 4 ) two Pt / Pt - Rh thermocouples connected in a differential circuit ; 5 ) small quartz tube for inserting the substance ; 6 ) to vacuum installation . Received 28th April 1960 BRIEF ...
... quartz tube ; 2 ) furnace ; 3 ) substance ; 4 ) two Pt / Pt - Rh thermocouples connected in a differential circuit ; 5 ) small quartz tube for inserting the substance ; 6 ) to vacuum installation . Received 28th April 1960 BRIEF ...
Trang 1082
... quartz into cristobalite and of cristobalite into tridymite requires at least 0.01 % Na2O . 34,38 The The presence of aluminium oxide has an effect opposite to that of alkali metal oxides . Aluminium oxide reduces the crystallisation of ...
... quartz into cristobalite and of cristobalite into tridymite requires at least 0.01 % Na2O . 34,38 The The presence of aluminium oxide has an effect opposite to that of alkali metal oxides . Aluminium oxide reduces the crystallisation of ...
Trang 1088
... quartz tube 3 holding the platinum crucible ( reference electrode ) with the molten salts 4 was flushed with a stream of dry , oxy- gen - free nitrogen to displace air . The metal was intro- duced into the melt by a special device 1 ...
... quartz tube 3 holding the platinum crucible ( reference electrode ) with the molten salts 4 was flushed with a stream of dry , oxy- gen - free nitrogen to displace air . The metal was intro- duced into the melt by a special device 1 ...
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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