1) crystallization metastable zone
结晶介稳区
1.
Using a laser monitoring observation technique, the solubilities and crystallization metastable zone of DL-p-hydroxyphenylglycine in water-acetone solvent are determined.
利用激光监视装置 ,测定了对羟基苯甘氨酸硫酸盐在水 -丙酮 -酸度溶液中的溶解度和结晶介稳区 。
2.
The data of crystallization metastable zone in n butanol water system was obtained by laser.
运用Laplace变换法 ,简化了间歇结晶过程的数学模型 ,并计算了青霉素G钠盐在加与不加媒晶剂两种情况下 ,真空闪蒸结晶过程的动力学参数 ;用激光法测定了青霉素G钠盐在上述两种情况下的结晶介稳区宽度 ,通过实验对比表明 ,媒晶剂对结晶介稳区宽度、结晶动力学等有一定程度的影响 ;在此基础上进行了对青霉素G钠盐一步法结晶新工艺的初步探索 ,为新工艺进一步开发研究指明了方
2) metastable zone
介稳区
1.
Study of the metastable zone of H_3BO_3 in the SrCl_2-H_3BO_3-H_2O system;
SrCl_2-H_3BO_3-H_2O体系中H_3BO_3介稳区性质的研究
2.
A study on the property of boric acid aqueous solution in metastable zone;
硼酸水溶液介稳区性质的研究
3.
Research on metastable zone of adenosine 5'-monophosphate in ethanol and water;
5’-单磷酸腺苷在乙醇-水中介稳区性质研究
3) metastable region
介稳区
1.
Based on calcium carbonate scale metastable region theory,the concentration relation of the ATMP and the calcium in circulating cooling water system has been studied by critical pH method in the self-made crystal ware.
在自制的结晶器内,根据CaCO3结晶介稳区理论,利用临界pH法考察阻垢剂ATMP浓度与循环冷却水中Ca2+浓度的临界关系,得到45℃、pH=9的条件下阻垢剂ATMP最低用量的估算公式,并对此公式用模拟循环冷却水进行了验证。
2.
The metastable regions of glutamic acid solutions in ethanol-water solvents were wider than that in pure water,so that it can be probably hoped to improve the condition of crystal growth.
本文研究探讨了谷氨酸晶体在乙醇—水混合溶剂中 ,温度区间为 5～ 5 0℃的溶解度和过饱和度曲线 ,确定了其生长介稳区范围 ,拟合出了溶解度随温度、乙醇浓度变化的经验方程式为S =(0 84 4 - 0 30 6mm)× 2 831× 10 - 2 8T11。
4) Liquid crystalline range
介晶区间
5) metastable zone width
介稳区宽度
1.
The metastable zone widths of potassium dihydrogen phosphate(KDP) aqueous solution at different temperatures,under different cooling rate and different agitating rate were investigated.
在磷酸二氢钾的生产中,为得到理想的晶体粒度及其分布,要求结晶在磷酸二氢钾水溶液的介稳区内进行,因此研究了不同温度、不同降温速率及不同搅拌速度下磷酸二氢钾水溶液的介稳区宽度,同时研究了铁离子杂质对磷酸二氢钾水溶液介稳区宽度的影响。
2.
The metastable zone widths of the ammonium dihydrogen phosphate(MAP) aqueous solution at different temperatures,cooling rate and agitating rate were investigated.
研究了不同温度、不同降温速率及不同搅拌速度下磷酸二氢铵(MAP)水溶液介稳区宽度,同时研究了杂质离子Mg2+,Fe3+,Al3+对MAP水溶液介稳区宽度的影响。
3.
In the present work, the metastable zone width of erythromycin was studied, where the gravimetric method was employed to measure the erythromycin solubility in water-acetone solution, and the laser scattering method was used to determine its supersolubility.
本研究采用差重法测定丙酮水溶液中红霉素的溶解度,采用激光散射法测定红霉素的超溶解度,由此获得红霉素-丙酮-水结晶体系的介稳区宽度。
6) solution metastable region
溶液介稳区
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