Determination method for particle size of doxycycline

The particle size distribution of doxycycline is determined by dry laser scattering, which solves the problem of low measurement accuracy in the prior art, improves product uniformity and quality, and ensures the optimization of production process and product safety.

CN119757143APending Publication Date: 2025-04-04YANGZHOU LIANBO PHARM CO LTD
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Patent Information

Application Number
CN202510056832.3
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2025-01-14
Publication Date
2025-04-04

AI Technical Summary

Technical Problem

It is difficult to accurately determine the particle size distribution of doxycycline in the prior art, which affects the uniformity, quality and safety of the product.

Method used

The dry laser scattering method is used to determine the particle size distribution of doxycycline by setting appropriate instrument parameters and sample processing steps, and the characteristic values ​​include D10, D50, and D90.

Benefits of technology

Accurate determination of doxycycline particle size distribution is achieved, product uniformity and quality is improved, and production process optimization and product safety are ensured.

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Abstract

The invention discloses a method for determining the particle size of doxycycline, and belongs to the technical field of drug analysis and detection. According to the determination method, a dry laser scattering method is adopted, and determination parameters comprise dispersion pressure and sample injection speed. According to the method, the particle size and the particle size distribution of the doxycycline are measured by utilizing a dry laser scattering method, the accuracy is high, the durability is good, the particle size distribution of the doxycycline can be effectively detected, and a basis is provided for improving the quality of a doxycycline product.
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