alkaline earth造句
1 The results of determining the alkaline and alkaline earth metals in the treated gasoline showed there was no loss of metals from the catalysts.
2 Strontium Chemical element, one of the alkaline earth metals, chemical symbol Sr, atomic number 38.
3 The mechanism of thermal decomposition for alkaline earth metal benzoates was studied by using TG, DTA, IR and gas chromatography_mass spectrometer.
4 A photoluminescent material comprising a composition of halogen-substituted alkaline earth metal aluminate doped with at least one rare-earth element activator.
5 The calculated results of energy gap on alkaline earth mixed halides are reasonable.
6 Beryllium : Chemical element , lightest of the alkaline earth metals, chemical symbol Be, atomic number 4.
7 Alkaline earth metal elements Ca, Mg appeared in the form of composite oxides, and the majority of composite precipitates were rich in manganese(Mn) and sulphur(S).
8 Alkaline earth metal ions were determined with tartaric acid ethylenediamine as mobile phase.
9 At present, the reaction between alkaline earth metal atoms and halide obtained comprehensive attention in the international area.
10 Because of high alkaline earth metal content, the reduction swelling of Baotou pellet makes blast furnace operation very difficult.
11 By two alkyl halide with alkali metal or alkaline earth metal polysulfides from condensation.
12 The determination of alkali metal and alkaline earth metal ions by single-column cation chromatography was described.
13 A novel armed crown ether has been synthesized and its chromophoric sensor behavior and the binding ability with alkali metal and alkaline earth cations were investigated.
14 Four types of the title compounds have been synthesized to serve as ionophores for alkaline earth metal, transition metal, and noble metal ions.
15 In this paper, chemical storage materials of hydrate of alkaline earth metals at low temperatures are rported by differential scanning calorimetry (DSC).
16 The high sustainability against coke formation may be partly due to the mobile oxygen as well as due to the presence of alkaline earth metals in the perovskite supports.
17 The results showed that it is feasible to synthesis the rare earth alkoxide by taking the alkaline earth alkoxides as the providers of alkoxy.
18 Orthophosphite ions produced by oxidation of hypophosphite in an electroless nickel plating bath can be removed by precipitation with an alkali metal or alkaline earth metal cation such as calcium.
19 Post - treating process , combined gel - coating and surface - film coating routes , for alkaline earth aluminates after - glow phosphors was studied.
20 More broadly, ammonium hydroxide (see ammonia) and soluble hydroxides of the alkaline earth metals are also called alkalies.
21 The stabilising agent is a compound containing divalent metal ions, for example a basic salt of an alkaline earth metal.
22 An ion chromatographic method for the determination of alkaline and alkaline earth metal cations in high concentration organic wastewater is developed.
23 The oxidative dehydrogenation of ethane to ethylene was studied over alkaline earth oxides promoted with alkaline metal chlorides.
24 Three kinds of atoms are avaliable for C_(60) doping:alkali metal,[www.] alkaline earth metal and other elements.
25 Large polyanions form a number of complexes by capturing alkaline or alkaline earth cations.
26 Post-treating process, combined gel-coating and surface-film coating routes, for alkaline earth aluminates long after-glow phosphors was studied.
27 The paper discusses the solution differences between alkali metal hydroxide and alkaline earth hydroxide from thermodynamics.
28 But the fact that the excess bariums are responsible for electron emission may be reconciled with the deficiency of alkaline earth metals during life by the dynamical surface emission center model.