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Aako BV
P.O. Box 205
3830 AE Leusden
The Netherlands
KvK 31009627

Nipagin A Sodium

CAS number:
35285-68-8
INCI:
Sodium Ethylparaben
EINECS number:
252-487-6
Functionality
Preservative / Biocide
Non Governmental organization
-

General description

Preservative for the cosmetic industry

Sodium Ethyl p-Hydroxybenzoate

Nipagin® A Sodium is designed for preservation of a wide range of cosmetics and toiletries. Nipagin® A Sodium is suitable to preserve both rinse- off and leave- on formulations. Formulations which are prone to bacteria contamination an additional antibacterial preservative, like Nipaguard® DMDMH might be necessary to add as Nipagin® A Sodium provides a higher efficacy against fungi than against bacteria.

Applications

Nipagin® A Sodium is a broad spectrum antimicrobial agent designed for preservation of a wide range of cosmetics, toiletries pharmaceuticals. Nipagin® A Sodium is suitable to preserve both rinse- off and leave- on formulations.
Nipagin® A Sodium is effective against bacteria, molds and yeast. The recommended use level of Nipagin® A Sodium to preserve most product types is normally in the range of 0.1- 0.3 % based on the total weight of the finished product.
The Paraben esters have many advantages as preservatives, like broad spectrum antimicrobial activity, effective at low use concentrations, compatible with a wide range of cosmetic ingredients, colourless, odour-less, well documented toxicological and dermatological acceptability based on human experience (used in cosmetics, food and pharmaceuticals since 1930ies), p-Hydroxybenzoic Acid and a number of its esters occur naturally in a variety of plants and animals, stable and effective over a wide pH- range, etc.
The Sodium Parabens, like Nipagin® A Sodium have several additional advantages:
- Nipagin® A Sodium is highly soluble in cold water for ease of addition.
- No heating stage required for incorporation, thus saving energy and plant occupancy.
- Increased antimicrobial activity at alkaline pH.

pH stability
Nipagin® A Sodium remains fully stable over a wide pH range from 3.0- 11.0. Aqueous solutions of Nipagin® A Sodium are not long- term stable at alkaline pH.

Temperature stability
The recommended maximum handling temperature is 80°C.

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Aako BV
P.O. Box 205
3830 AE Leusden
The Netherlands
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