FAQ - 液体粒子

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Ultra DI 50 Liquid Particle Counter for DI Water
Ultra DI 50 Liquid Particle Counter for DI Water
问题
How many samples do I need to insure statistically valid data?
答案

When possible set the sample interval such that at least 20 particles are counted. If this creates unacceptably long sample intervals consider collecting multiple samples when attempting to make statistical inferences.

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