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5. Storage problems
The microbiological preservation of hydrolats and floral waters is a major problem that limits the use of these extracts.
They are highly vulnerable to fungal and bacterial contamination, due to the aqueous nature of the medium, the possible presence of plant fragments and the low content of organic compounds (some of which may have bactericidal and/or bacteriostatic properties). Such contamination can have several consequences.
As micro-organisms grow, they can feed on organic compounds, degrading them . This can lead to odor degradation, a reduction in olfactory power or the generation of compounds with negative...
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Storage problems
Using floral waters and hydrosols
Bibliography
Events
Beyond Beauty Events – International trade fairs for beauty and wellness suppliers and brands http://www.beyondbeautyevents.com/bbe/fr/bbe_00_Home.asp
Beauty & Packaging Conference – Perfume and cosmetics packaging http://www.beautepackaging.com/1/fr_FR/page/217
...Standards and norms
- Validation et contrôle de routine pour la stérilisation par l'oxyde d'éthylène - EN 550 AFNOR - 1994
- Cosmetics – Microbiology – Assessment of the antimicrobial protection of a cosmetic product (classification index: T 75-611) - NF T 75-611 - 07-07
- Cosmetics – Microbiology – Detection of Candida albicans (classification index: T 75-607) - NF EN ISO 18416 - 09-09s
- Cosmetics – Microbiology – General...
Regulations
Council Directive 76/768/EEC of July 27, 1976 on the approximation of the laws of the Member States relating to cosmetic products (Cosmetics Directive).
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