How to test the permeability of sanitary napkins?

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OOOOANNSat, Mar 26, 2022 9:08 AM

There are special instruments that can be tested. It won't be difficult. You can go to the company that sells the instruments.

ffasdsdSun, Mar 27, 2022 8:22 AM

It's very complicated. You can directly invite professional people to do it.

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