The bone induction effect of water soluble matrix from nacre powder on human marrow stroma cells

珍珠层 水 溶 性提取物对人骨髓基质细胞成骨性分化的诱导作用

Using ultraviolet lamp as irradiator the decomposition experiments of water soluble dye acid red G were carried out in the suspension liquid with SrCoO_ ( x ) . The complete decomposition of acid red G shows the good photocatalytic oxidation activity of the powder after irradiation for 60 min.

在含SrCoOx催化剂悬浮液中进行 水 溶 性偶氮型酸性染料（酸性红G）光催化降解实验，结果表明：SrCoOx 粉 体具有较好的催化性能，紫外光照射60min，可将酸性红G完全分解。

This paper reviewed current study and application of organofluorine coatings and new high-performance fluorine coatings such as water soluble fluorine coatings high solid content and powder fluorine coatings etc.

综述了国内外有机氟涂料及 水 性氟涂料、高固体份和 粉末氟涂料等几种高性能新型氟涂料的研究与应用进展。

Using reversed-phase chromatographic column and diode array detector content of imidacloprid and pyridaben in their water soluble powder was measured with high effective liquid chromatography .

采用高效液相色谱法，使用反相色谱柱和二极管阵列检测器测定吡·哒可湿 性 粉剂中吡虫啉和 哒螨灵的含量。

The synthesis of water soluble copolymer dispersant by means of copolymerization of styrene-maleic anhydride was investigated and the dispersion stability of eletroconductive powder or carbon black dispersed system with the addition of dispersant was discussed .

合成了苯乙烯－顺丁烯二酸酐共聚型 水 溶 性分散剂，并讨论了这种分散剂对导电 粉及炭黑等难分散颜料的分散稳定性作用。

The mass spectrum analysis of the hydrolyzed water soluble products of PHB powder after treatment of the purified PHB depolymerase was performed and the main product was identified to be dimer in contrast the main product of fermentation was monomer .

质谱仪测得PHB解聚酶酶促降解PHB的产物主要是二聚体，而菌株发酵终产物主要是 3-HB单体。