Preservatives
|
INCI |
Appearance |
pH Solubility |
Compatibility |
Suggested Usage
Rate |
|
Cosmocil CQ |
Water and
polyaminopropyl biguanide
**Paraben FREE
Does NOT release
formaldehyde
|
Clear Liquid |
Ph 4.0 -10
water; alcohol;
PG; glycerine |
NOT compatible with beeswax or liquid soaps |
.2 up to 1.5%
|
|
Everclear |
190 Proof Grain Alcohol
**Paraben FREE
Does NOT release
formaldehyde
|
Clear Liquid |
water soluble
|
|
15%+
|
|
Germaben II |
Propylene Glycol;
Diazolidinyl Urea;
Methylparaben;
Propylparaben
**complete antimicrobial
system with broad spectrum
activity
Solubilized combination of Germall II with Methylparaben/Propylparaben
is effective against Gram-positive
and Gram-negative bacteria and
against yeast and mold.
|
Clear Liquid |
Ph 3.0 - 7.5
water soluble
Recommended
when oils are less
than 25% in
finished formula |
Compatible with most
ingredients
Add below 60 degrees
centigrade
Preferably during the
cool down phase |
0.5 - 1.0%
|
|
Germaben II E |
Propylene Glycol;
Diazolidinyl Urea;
Methylparaben;
Propylparaben
**complete antimicrobial
system with broad spectrum
activity
Solubilized combination of Germall II with Methylparaben/Propylparaben
is effective against Gram-positive
and Gram-negative bacteria and
against yeast and mold.
|
Clear Liquid |
Ph 3.0 - 7.5
water soluble
Recommended
when oils are more
than 25% in
finished formula |
Compatible with most
ingredients
Add below 60 degrees
centigrade
Preferably during the
cool down phase |
0.5 - 1.0%
|
Germall Plus
[powder] |
Diazolidinyl Urea;
Iodopropynyl Butylcarbamate
|
White, free-flowing
hygroscopic powder |
Ph 3.0 - 8
water soluble
Fully compatible
with cationic,
anionic, non-ionic
surfactants and
emulsifiers, as
well as proteins
|
Add below 50 degrees
centigrade
Preferably during the cool
down phase |
0.5 - .2%
|
Germall Plus
[liquid] |
Propylene Glycol;
Diazolidinyl Urea;
Iodopropynyl Butylcarbamate
*See below |
Clear Liquid |
Ph 3-8
water soluble
Fully compatible
with cationic,
anionic, non-ionic
surfactants and
emulsifiers, as
well as proteins
|
Add below 50 degrees
centigrade
Preferably during the cool
down phase |
0.1 - .5%
|
Liquapar Oil
|
Isopropylparaben;
Isobutylparaben;
Butylparaben
|
Clear Liquid |
Ph 3.0 - 7.5
oil soluble
can be used in anhydrous formulations
Fully compatible with
cationic, anionic,
non-ionic surfactants
and emulsifiers, as
well as proteins
|
can be added pre [or]
post-emulsification
|
0.4 - .8%
|
Liquapar PE
|
Phenoxyethanol;
Isopropylparaben
Isobutylparaben;
Butylparaben
|
Clear Liquid |
Ph 3.0 - 7.5
oil soluble
For cold mixed systems,
add LiquaPar PE early
in the process to allow
for adequate mixing.Will
work in anhydrous
formulations
|
can be added pre [or]
post-emulsification
140-158 degrees |
0.5 - 1.0%
|
Optiphen
|
Phenoxyethanol;
Caprylyl Glycol [emollient base]
**Paraben FREE
Does NOT release
formaldehyde
|
Clear Liquid |
No pH
restrictions
oil soluble
|
can be added pre [or]
post-emulsification
80 degree f or below |
0.5 - 1.0%
|
Optiphen Plus
|
Phenoxyethanol;
Caprylyl Glycol [emollient base];
Sorbic Acid
**Paraben FREE
Does NOT release
formaldehyde
|
Clear Liquid |
Works best at a
pH of 6.0 or less
water soluble
|
95 degrees f or below |
0.75 - 1.5%
|
Phenopip
|
Phenoxyethanol;
Methylparaben
Ethylparaben;
Butylparaben;
Propylparaben;
Isobutylparaben
|
Clear Liquid |
Ph 3.0 - 8.0
oil / water soluble
If used with water,
heat to 155 degree f
to help the
preservative dissolve
adequately
|
Broad Spectrum
Preservative |
0.25 - 1.0%
|
Suttocide A
|
Sodium Hydroxymethylglycinate
**Paraben FREE
Does NOT release
formaldehyde
|
Clear Liquid |
Ph 3.5 - 12
[very flexible with pH]
oil soluble
|
Use in water based formulas or blended with Liquapar Oil in complex formulations
|
up to 0.5%
Shampoos/Conditioners
0.4 - 1.0% |
