Russian Journal of Inorganic Chemistry, Tập 4,Trang 1-658Chemical Society., 1959 |
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Trang 35
... ALIZARIN S 2-4 It is stated that lanthanum and some other rare- earths 3-4 can be determined by means of alizarin S ; but there is no information about the corresponding determi- nation of cerium . The reactions of alizarin S with rare ...
... ALIZARIN S 2-4 It is stated that lanthanum and some other rare- earths 3-4 can be determined by means of alizarin S ; but there is no information about the corresponding determi- nation of cerium . The reactions of alizarin S with rare ...
Trang 36
... alizarin . The curves show that all the elements combine with alizarin S in a 1 : 1 ratio . The results with cerium and lanthanum ali- zarins in 40 % aqueous alcohol were similar and agreed with published data on yttrium and lanthanum ...
... alizarin . The curves show that all the elements combine with alizarin S in a 1 : 1 ratio . The results with cerium and lanthanum ali- zarins in 40 % aqueous alcohol were similar and agreed with published data on yttrium and lanthanum ...
Trang 37
... Alizarin assays for lanthanum and cerium . cerium concentration . It is clear that the reaction with aqueous ammoniacal aluminon in the cold is the least sen- sitive , and that which occurs on heating is the most sen- sitive . That with ...
... Alizarin assays for lanthanum and cerium . cerium concentration . It is clear that the reaction with aqueous ammoniacal aluminon in the cold is the least sen- sitive , and that which occurs on heating is the most sen- sitive . That with ...
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The 21st Congress of the CPSU | 1 |
Reduction of TiO2 | 7 |
S A SHCHUKAREV I V VASILKOVA V M DROZDOVA | 13 |
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absorption acid Akad alcohol alizarin alkali alloys ammonia analysis anhydrous anion anorg aqueous solutions atoms bonds CaCl2 CaF2 calcium calculated carbon cerium Chem chemical chloride cobalt complex components composition compounds concentration containing corresponding crystallisation crystals curves decomposition determined diagram dissolved electron equation equilibrium ether eutectic experimental fluoride formation formed glaserite H₂O heating hydrated hydrofluoric acid hydrogen hydrolysis hydroxide increase ionic ions isotherm K₁ kcal Khim lanthanum LiOH liquid phase lithium melting metal method mixture molar mole molecules molybdate molybdenum MoO4 NaCl NaOH Nauk SSSR Neorg niobium Obshch obtained optical density oxalate oxide oxygen perchloric acid peroxide peroxymolybdate phosphotungstic phosphotungstic acid platinum potassium precipitate ratio reaction salt saturated shows sodium solid phase solid solution solu solubility solvent studied sulphate sulphuric Table tantalum tellurium temperature ternary thermal tion titanium titration values vapour X-ray yttrium Zhur zirconium