ISCAGUARD ® Preservatives for Personal Care - ISCA UK Ltd
ISCAGUARD ® Preservatives for Personal Care - ISCA UK Ltd
ISCAGUARD ® Preservatives for Personal Care - ISCA UK Ltd
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Iscaguard<strong>®</strong><br />
Iscaguard <strong>®</strong> BOA is a brand new environmentally friendly<br />
preservative suitable <strong>for</strong> leave on and wash off products.<br />
It is based on benzyl alcohol with a synergistic blend of<br />
organic acids. It has advantages of being broad spectrum<br />
and comes in the <strong>for</strong>m of an easy dispersible liquid.<br />
Iscaguard <strong>®</strong> BOA is designed <strong>for</strong> use in skin friendly<br />
<strong>for</strong>mulations with pH values up to 6.5. It offers protection<br />
against bacteria, yeasts mould and fungi and also offers<br />
protection at the interface in containers.<br />
Regulatory Status<br />
Iscaguard <strong>®</strong> BOA is permitted <strong>for</strong> use in personal care<br />
products within the European Union (maximum 1.5%)<br />
and the USA and Japan (safe as used)<br />
INCI name: Benzyl Alcohol, Dehydro Acetic Acid, Sorbic<br />
Acid and Benzoic Acid<br />
Using Iscaguard <strong>®</strong> BOA<br />
Iscaguard <strong>®</strong> BOA is soluble in water to approximately 1%<br />
however heating to 40°C maybe required <strong>for</strong> dispersion<br />
into some aqueous solutions. For effective per<strong>for</strong>mance it<br />
is advisable a 48 hour contact period is necessary to kill<br />
any micro-organisms caused from contamination. Good<br />
production hygiene is advisable and also raw materials<br />
with a low level of contamination are essential.<br />
<strong>ISCA</strong> Iscaguard <strong>®</strong><br />
Preservative Blends 16<br />
BOA<br />
Use Concentrations<br />
Leave On 0.2 – 1.00%<br />
Rinse Off 0.2 – 1.00%<br />
<strong>ISCA</strong> <strong>UK</strong> Limited highly recommends the usage<br />
concentration should always be determined by<br />
incorporation into the end product. <strong>ISCA</strong> <strong>UK</strong> LIMITED<br />
offers a free challenge testing service to determine<br />
suitability of its products.<br />
Table 33<br />
Antimicrobial activity of Iscaguard <strong>®</strong> BOA<br />
Microorganism Minimum inhibitory<br />
concentration(%)<br />
Pseudomonas aeruginosa 0.25<br />
Escherichia coli 0.06<br />
Proteus vulgaris 0.24<br />
Staphylococcus aureus 0.21<br />
Bacillus cereus 0.21<br />
Enterococcus faecium 0.21<br />
Candida albicans 0.13<br />
Saccharomyces cerevisiae 0.11<br />
Aspergillus niger 0.13
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