Table 4.
Maximum concentration of isothiazolinones admitted in commercial products available in the EU [5,60].
| Commercial Products | Maximum Admitted Concentration of Biocide |
|---|---|
| Cosmetics 1 | MCI/MI < 15 ppm 3 |
| MI < 100 ppm 4 | |
| BIT forbidden 5 | |
| OIT forbidden 6 | |
| DCOIT forbidden 7 | |
| Paints 2, glues 2, detergents 1 | MCI/MI < 15 ppm |
| MI < 300 ppm | |
| BIT < 360 ppm | |
| OIT insufficient data | |
| DCOIT insufficient data | |
| Industrial biocides 2 | MI, MCI, and BIT used at high concentrations (e.g., >5000 ppm) |
| OIT insufficient data | |
| DCOIT insufficient data |
1 Labeling is legally required; 2 No labeling required; 3 From April 2016 onwards: forbidden in leave-on cosmetics; 4 Banned from leave-on cosmetics since January 2017; 5 Exceptionally (illegally) presented in cosmetic in the EU market, allowed in cosmetic in the USS and Canada; 6 Exceptionally (illegally) presented in cosmetic in the EU market; 7 Exceptionally (illegally) presented in cosmetic in the EU market.