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Quaternium-15


Quaternium-15 (Dowicil 200) is a preservative used, for example, to limit the growth of micro-organisms in cosmetics. It belongs to the group of chemicals whose preservative effect is in the formaldehyde they release to the product.

Read more about formaldehyde and formaldehyde releasers:

Formaldehyde and formaldehyde releasers








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