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WESTCO™ SP-120-3 CAS#

Westco™ SP-120-3 is a pale yellow to amber liquid-antioxidant for use in most elastomers, particularly SBR. Westco™ SP-120-3 has FDA approval for use in rubber articles intended for repeated or continuous food contacts. It is recommended for a variety of applications in plastics, elastomers, thermoplastic elastomers and urethane foams. 1-3 PHR is recommended.

SPECIFICATIONS:

*Free Phen %ol, max.

0.50

*Free Styre %ne, max.

0.50

*Mono-styrenated phenol, % max.

3.0

*Di-styrenated phenol, %

18.0-29.0

*Tri-styrenated phenol. %

63.0-73.0

*Viscosity-RVT cps

Report Results

*Gardner color, max.

5

*Acid Value, max.

2.00

*Acid Value, max.

0.50

*Actual data reported on Certificate of Analysis
STORAGE AND SHELF LIFE: Westco™ SP-120-3 is stable over a long period of time when stored in unopened containers and protected from extreme temperature and humidity. Suggested shelf life is 2 years. Packaging: 440 lb. net wt. in steel drums, bulk T/W

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Technical Data & SDS Sheets

Technical Product Sheets and SDS sheets are available for each of the chemicals listed. To access please click on the links above.
  • Western Reserve Chemical
  • 4837 Darrow Road
  • Stow, OH 44224

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