WebNov 20, 2024 · Light obscuration is the method of choice listed in the pharmacopoeias for the analysis of subvisible particles in parenteral products. The sample is drawn into the system's sensor through a needle or sample tube. Particles passing a laser beam block a certain amount of light and produce a “shadow” on a light-sensitive detector. The area of ... Web游戏废弃未使用的材质量级别(Game Discards Unused Material Quality Levels). 在游戏模式下运行时,定义是将所有质量级别的着色器保留在内存中,还是仅保留当前质量级别所需的着色器。. 如果该选项未启用,则引擎会将所有质量级别保留在内存中,以便实现在运行时 ...
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WebJun 15, 2024 · You must have noticed that the recommended obscuration ranges are different for different particle sizes. Here is why: one particle of 1000µm in diameter can break into 10 9 particles of 1µm. It means, with the same volume of material scattering light, we will have significantly more fine particles than coarse ones. WebJun 17, 2014 · Light obscuration (LO) is the current standard technique for subvisible particle analysis in the quality control of parenterally administered drugs, including therapeutic proteins. Some of those, however, exhibit high viscosities due to high protein concentrations, which can lead to false results by LO measurements. fcm bcmc
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