What is ideal particle size for tooth powder preparation?

Which distribution type should I use when calculating the average particle size from TEM image? and how to calculate the error ?

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Jyoti Gavali

I suggest that if the source of the tooth powder is herbal it ranges from 700-800µm.Following link might be helpful.

www.wjpps.com/download/article/1467437245.pdf

If the content is not herbal then there are guidelines for the toothpaste for which following link might be useful.

https://law.resource.org/pub/in/bis/S11/is.5383.2006.pdf

Sandeep Ambore

Thanks Gavali madam for the help.