1) pH value gradient
pH值梯度
2) pH gradient control
pH值梯度控制
3) pH gradient
pH梯度
1.
On the basis of theoretical pH calculation for buffer systems,an off-line linear pH gradient-strong cation exchange chromatographic method was developed for peptides separation.
因此,该文尝试用pH梯度替代盐梯度,实现pH梯度-强阳离子交换色谱方法应用于复杂肽段混合物的分离。
2.
The present paper covers the simultaneous determination of copper and cobalt by pH gradient technique with PAR as the chromogenic.
以PAR作显色剂,用流动注射pH梯度技术测定多个不同pH下的吸光度,以偏最小二乘法建立校正模型并预测,对Cu~(2+)、Co~(2+)二元素进行了同时测定,其计算结果优于主成分回归及多元线性回归法。
3.
The mobile phase is buffer with pH change, which forms pH gradient in column.
流动相采用pH变化的缓冲液,在柱中形成pH梯度。
4) pH-gradient method
pH梯度法
1.
Preparation of glutathione liposomes by pH-gradient method;
pH梯度法制备谷胱甘肽脂质体
2.
Preparation of irinotecan liposomes by pH-gradient method;
pH梯度法制备伊立替康脂质体
3.
Oxymatrine liposomes were prepared by pH-gradient method.
采用pH梯度法制备氧化苦参碱脂质体,以包封率为主要指标,利用均匀设计法优选制备条件。
5) pH gradient method
pH梯度法
1.
Remote loading methods of amphipathic drugs into liposomes include pH gradient method and ammo-nium sulfate gradient method.
脂质体跨膜梯度主动载药方法主要有pH梯度法和硫酸铵梯度法。
2.
Methods:Epi-lip was prepared by thin film-pH gradient method.
方法:采用薄膜分散-pH梯度法制备盐酸表阿霉素脂质体;采用HPLC测定药物含量;采用葡聚糖凝胶色谱、超滤及透析3种分离方法测定脂质体的包封率。
3.
OBJECTIVE:To evaluate the quality of Ofloxacin liposomes preparated by pH gradient method.
目的 :对用pH梯度法制备的氟嗪酸脂质体进行质量评价。
补充资料:pH值
分子式:
CAS号:
性质:H30+浓度的负对数称为pH值。即pH=-1g[H3O+]。如[H3O+]=1.0×10-7mol/dm3,pH=7.00。水溶液的pH的范围在0~14之间,pH为1~7呈酸性,pH为7~14呈碱性。pH=7呈中性。
CAS号:
性质:H30+浓度的负对数称为pH值。即pH=-1g[H3O+]。如[H3O+]=1.0×10-7mol/dm3,pH=7.00。水溶液的pH的范围在0~14之间,pH为1~7呈酸性,pH为7~14呈碱性。pH=7呈中性。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条