溶解度

ABSTRACT The decomposition temperature and heat of cefazolin sodium pentahydrate were measured by the differential scanning calorimetry technique.

在溶液结晶过程中结晶物系的物理化学性质(如溶解度、熔解热、介稳区等)对结晶操作、结晶收率、产品纯度和产品的粒度分布均有较大影响，结晶物系的热力学性质是结晶动力学和结晶工艺研究的基础。

ABSTRACT The decomposition temperature and heat of cefazolin sodium pentahydrate were measured by the differential scanning calorimetry technique. Its solubility data in various mixed solvents of water ethanol, water acetone, and water 2 propanol were obtained by the laser method and fitted by the exponential model.

在溶液结晶过程中结晶物系的物理化学性质(如溶解度、熔解热、介稳区等)对结晶操作、结晶收率、产品纯度和产品的粒度分布均有较大影响，结晶物系的热力学性质是结晶动力学和结晶工艺研究的基础。

ABSTRACT The decomposition temperature and heat of cefazolin sodium pentahydrate were measured by the differential scanning calorimetry technique. Its solubility data in various mixed solvents of waterethanol, wateracetone, and water2propanol were obtained by the laser method and fitted by the exponential model.

在溶液结晶过程中结晶物系的物理化学性质(如溶解度、熔解热、介稳区等)对结晶操作、结晶收率、产品纯度和产品的粒度分布均有较大影响，结晶物系的热力学性质是结晶动力学和结晶工艺研究的基础。

Crystallization thermodynamics of cefazolin sodium pentahydrate ABSTRACT The decomposition temperature and heat of cefazolin sodium pentahydrate were measured by the differential scanning calorimetry technique.

在溶液结晶过程中结晶物系的物理化学性质(如溶解度、熔解热、介稳区等)对结晶操作、结晶收率、产品纯度和产品的粒度分布均有较大影响，结晶物系的热力学性质是结晶动力学和结晶工艺研究的基础。

The influence of conventional phosphonate mineral scale inhibitors on the deposition of colloidal silica was studied.

硅是地球上含量最丰富的元素之一，也是水环境中最常见的胶体物质[1]，在水中硅的溶解度通常在150～180mg·L-1之间[2]。

Water solubility experimental showed that thesolubility of phosphines in water only containing phosphonic acid group was0.16～0.29 g/mL; After introduction of ethoxylated group, the solubility ofphosphines in water was significantly improved.

水溶性实验表明，仅含膦酸根的膦配体在水中溶解度约为0.16～0.29 g／mL；引入乙氧基后，膦配体的水溶性有明显的改善。

And through analyzing the stable configuration of photoactive compounds, the existence of triethylamine salt of diesterified product was thought to be the main factor that affects the solubility.

通过分析，确认二酯化产物三乙胺盐是影响感光剂溶解度的主要原因。

They are phylogenetically diverse and have been isolated under various environment conditions. Unlike other electron acceptors, Fe has a very low solubility and exists primarily as insoluble Fe oxide under neutral pH.

与其他大多数的电子受体不同，在近中性pH值条件下，Fe的溶解度很低，通常以不溶性的Fe氧化物的形式存在。

In the preformulation study, the HPLC method for the analysis of RSP was established firstly and RSP solubility in various vesicles such as water, 20%PEG400, series of ethanol and propylene glycol was determined.

在制剂开发的处方前研究工作中，首先建立了利培酮HPLC分析方法，测定了药物在生理盐水、20%PEG400、各系列浓度的乙醇、丙二醇等溶媒中的溶解度。

The formulation development is based on preformulation results. Prefomulation studies including spectral analysis, solubility, stability and excipient compatibility were conducted.

本实验经由处方前研究，包含T1-11的光谱分析、溶解度、安定性试验、以及与赋形剂相容性，从中挑选合适的赋形剂，再加入不同比例赋形剂，使用直接打锭法制成锭剂并做处方测试。

And Pharaoh spoke to Joseph, saying, Your father and your brothers have come to you.

47：5 法老对约瑟说，你父亲和你弟兄们到你这里来了。

Additionally, the approximate flattening of surface strip using lines linking midpoints on perpendicular lines between geodesic curves and the unconditional extreme value method are discussed.

提出了用测地线方程、曲面上两点间短程线来计算膜结构曲面测地线的方法，同时，采用测地线间垂线的中点连线和用无约束极值法进行空间条状曲面近似展开的分析。