The trouble with particle size analysis is that size is often quoted as a single number, such as, a 500 micron powder. The only particles that fulfil this

criterion are those that are perfectly spherical in shape and exactly the same size. A simple analogy would be taking a ball bearing from a store bin.

One could safely assume that, within the specified tolerance, all the ball bearings would be spherical in shape and of the same size.

Lab Asia Dec 2025

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