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61, This invented bipolar membrane is composed of anion exchange layer, cation exchange layer and intermediate layer.

62, At the same time, some closed pores in the crystalline structures are reopened due to the cation migrations, leading to the increase of permanent activity of molecular sieve.

63, Cation exchange capacity generally increases with an increase in broken bonds.

64, Free amino acids s content and composition in Litchi fruit stones extraction and eluate by 732 cation exchange resin were determined by ICS-2500 Ion chromatograph.

65, Cowpea crossbreeding has the problem that fructify cation is low according to the traditional method.

66, Especially the benzene ring of polystyrene cation exchange resin varies slowly. Therefore the graphite degree of carbonized product of polystyrene cation exchange resin is getting low comparatively.

67, Cation exchange capacity and equilibria isotherm at 25 ℃ were determined.

68, Objective To evaluate CT diagnosis and clinical appli - cation in external hydrocephalus ( EH ).

69, Strong cation exchanger 2-hydroxy-3-sulfpropylcellulose Na salt is prepared by treating cellulose by wheat straw with ClCH2CH(OH)CH2SO3Na. The influent factors are studied by ortho-experiment.

70, The catalytic hydroxyethylation of liquid ammonia by cation exchange resin was studied and the reaction mechanism was discussed. According to the experimental data, the kinetic equation was deduced.

71, It analyzes the prospects of appli cation to pests of IPM.

71, Wish you will love sentencedict.com and make progress everyday!

72, The equipments, environmental conditions, items and methods for the veri cation of aflatoxin analyzer were introduced.

73, No consideration influence of lanthanide cation size on the crystal structure of the specimens was observed.

74, This paper introduces methanol refining method and pilot-scale production result by using 732—cation exchange resin and, summarizes activation and regeneration of the resin.

75, The modern science and technology poses profound impact on medical edu cation.

76, Main ingredients: gingko essence, fibrin, natural plant cation, vitamin B 5, elastin and etc.

77, The possibility of preparation of methylal from methanol and formaldehyde through slurry catalytic distillation catalyzed by acidic cation exchange resin with large size pores is discussed.

78, By using cation exchange resin modified cerium sulfate as the catalyst, itaconate acid and methanol reacted to form dimethyl itaconate.

79, In DMSO-H2O mixture, using TPP and metal TPP's as sensitizers, EDTA as electron donor, methyl viologen was reduced to the blue methyl viologen cation radical upon irradiation with white light.

80, METHODS: Cation sensitive in-situ gels of pilocarpine nitrate were prepared using gellan gum and its in vitro release behavior was evaluated through comparison with common eye gutta.

81, The cysteine in the clay mineral existed in the forms of zwitterion and anion, the O and S in it chelated zinc cation to form configuration of hexatomic ring.

82, The technological conditions of nonylphenol production from phenol and nonene using acidic cation exchange resin as catalyst were studied.

83, The magnetic nanoparticle, silica nanoparticle and poly - cation nanoparticle were introduced briefly.

84, Lloyd's Register was established in 1760 as the world's leading independent classi?cation and inspection authority for shipping and engineering.

85, Build international understanding while strengthening higher edu - cation in low - income countries.

86, This change can be explained by different cation radiuses in the octahedral coordination site of garnet lattice.

87, It is inferred that the"combined gold" may be the gold cation in gold-telluride mineral particles which must exist in Au-bearing sulfides.

88, Synthesis organic cation polyelectrolyte dicyandiamide formaldehyde flocculant used in sludge treatment were studied in this paper.

89, OLAND process is the novel biological denitri fi cation process developed based on the nitrous nitrification-anaerobic ammonia oxidation technology.

90, A preparation method of a vapor dropwise condensation heat transfer surface comprises: pre-processing, self-assembling, loading ion liquid cation and post-processing.