Ultrez 20

Carbopol®* Ultrez 20 Polymer

Product Specifications

General

Appearance: Fluffy, White Powder

Odor: Slightly Acetic

INCI Name: Acrylates/C10-30 Alkyl Acrylate Crosspolymer

ACTIVE (%)

MINIMUM

MAXIMUM

TEST

FREQUENCY

LUBRIZOL PROCEDURE NUMBER

Wetting Time:

(minutes)

3.0

(dispersion)

0

10

Each Lot

ANLAB.076

Brookfield RVF or RVT Viscosity, (mPa•s):

(20 rpm at 25°C, spindle #7)

1.0

(mucilage** at pH 5.8 - 6.3)

47,000

67,000

Each Lot

SA-051A

3% Dispersion Viscosity:

(20 rpm at 25°C, 3 hour)

3.0

3,500

--

Each Lot

ANLAB.075

Salt Viscosity (mPa•s):

(20 rpm at 25°C)

1.0

(mucilage** at pH 7.3 - 7.8)

4,000

--

Each Lot

SA-016

Loss on Drying / Moisture Content (%):

--

0

2.0

Once/10 Lots

SA-004

Clarity (% Transmission):

420 nm wavelength

1.0

(mucilage** at pH 5.8 - 6.3)

90

100

Each Lot

485-D

Residual Solvent (%):

Ethyl Acetate Cyclohexane

--

0

0.45

Each Lot

SA-009

Heavy Metals (ppm):

(Pb, As, Hg, Sb)

--

0

10

Once/200 Lots

SA-012

Previous Edition: March, 2004

**A mucilage is defined as an active acidic polymer dispersion in water neutralized with a base, preferably NaOH, to a

specified pH.

NOTE: Lubrizol Standard Test Procedure should be followed to insure reproducibility with Certificate of Analysis results. Test Procedures are available atwww.personalcare.noveon.comor upon request.