| Regulatory reference: | Proprietary method based on ISO 24443:2012. |
| Claim: | Water resistant |
| Application field: | Sunscreen creams, sticks and cosmetic products. |
| Description of the test: | Determination of the percentage of water resistance of a sunscreen product on PMMA plates with measurements before and after washes in controlled conditions. The preliminary test requires confirmation through in vivo tests. |