Mucoadhesion test: gravimetric variant using the dry weight of the product

Regulatory reference:	Proprietary method
Claim:	Mucoadhesive effect
Application field:	Finished products for direct application on external mucosae.
Description of the test:	Analysis of the resistance to washing off with and without a basal layer of mucin. Determination of the percentage of resistance against the same product on substrate without mucin.

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