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相关概念视频

Data Validation01:15

Data Validation

160
Method validation is a crucial process in analytical chemistry designed to confirm that a given method consistently produces reliable and high-quality results. This process is essential when a method is applied to different sample matrices or when procedural modifications are made, ensuring that the results meet acceptable standards across various applications.
Key parameters for method validation include:
160

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相关实验视频

Updated: Jun 21, 2025

Extraction and Quantification of Soluble, Radiolabeled Inositol Polyphosphates from Different Plant Species using SAX-HPLC
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溶解试验中的soluplus量化:SEC方法的开发和验证.

Zoltán Márk Horváth1, Liga Petersone1, Valentyn Mohylyuk1

  • 1Leading Research Group, Faculty of Pharmacy, Rīga Stradiņš University, LV-1007 Riga, Latvia.

Journal of pharmaceutical sciences
|July 7, 2024
PubMed
概括

一种新的HPLC-SEC-UV方法准确地量化了Soluplus®聚合物辅助剂在无形固体分散中的含量. 这种方法不受常见的药物和表面活性剂的影响,简化了配方开发.

科学领域:

  • 制药科学 制药科学
  • 分析化学 分析化学
  • 材料科学 材料科学 材料科学

背景情况:

  • 在无形固体分散 (ASD) 溶解过程中量化聚合物辅料对于配方至关重要,但具有挑战性.
  • 与药物分析相比,现有的聚合物量化方法是有限的,昂贵的和复杂的.

研究的目的:

  • 开发和验证一种尺寸排除色谱 (SEC) 方法,用于量化Soluplus®,一种常见的聚合物辅助剂.
  • 评估模范药物 (费洛迪平,卢梅芬特林) 和表面活性剂对Soluplus®量化的干扰.

主要方法:

  • 开发并验证了一种高性能液体染色体大小排除染色体与紫外线检测 (HPLC-SEC-UV) 方法.
  • 使用标准Soluplus®溶液测试了两个检测方法 (SEC-UV和SEC-RID) 和两个注射体积.
  • 研究了费洛迪平,卢梅芬特林,各种表面活性剂和化对量化的影响.

主要成果:

  • 在HPLC-SEC-UV方法证明了出色的线性 (R2>0.9990) 和准确性 (>0.1 mg/mL,CV<2%).
  • 在相关度下,获得了良好的精度 (CV < 2.5%) 和高恢复率 (CV < 0.5%).
  • 索鲁普卢斯®的量化没有受到费洛迪平,卢梅芬特林或常见表面活性剂在0.005 mg/mL的存在的影响.
关键词:
解散 解散 解散 解散聚合物定量化方法尺寸排除色谱学 尺寸排除色谱学这就是Soluplus.验证 验证 验证 验证

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结论:

  • 一种经过验证的HPLC-SEC-UV方法为溶解研究中的Soluplus®量化提供了可靠和可访问的手段.
  • 该方法对常见配方组件的稳定性简化了其在ASD开发中的应用.
  • 这一进步有助于更好地理解和优化ASD配方.