REAXIS®C129, Stannous Octoate is a versatile liquid inorganic tin based catalyst that is used in a number of applications, including:

  • Esterifications
  • Polyurethanes
  • Silicones resins
  • Catalysis of lactone polymerization to form biodegradable polymers.

REAXIS®C129 can be utilized neat or as a mixture in alcohols.

Typical Specifications
Tin (II) content (%)27.2 - 29.3
Tin (II) /Total Tin content (%)97.0 Min
Color (Gardner Number)3 Max
Density (g/ml)1.23 - 1.27
Viscosity (cP @ 25°C)400 Max
Product Characteristics
Physical stateliquid
Chemical typeinorganic tin

Standard Packaging

  • 55 lb (25 kg) plastic pail
  • 485 lb (220 kg) steel drum
  • 2756 lb tote

Storage Conditions

REAXIS®C129 should be stored in the original packaging at moderate temperatures and kept from freezing. The container should be closed tightly after each use to maximize shelf life.

You can request a sample here, or contact us

Reaxis Inc.
941 Robinson Highway
McDonald, PA 15057
Ph: 800-426-7273 Fax: 724-796-3160
Sales Email:
Tech Email:

This information is provided to the best of our knowledge but without obligation. Reaxis is not liable for any incorrect or missing information. This data sheet becomes invalid upon publication of a new version. Please contact us for the latest version.

Date Retrieved: 13th July 2020 09:57:41 AM

We accomplish these objectives with our commitment to the following principles:

  • Compliance
  • Monitoring
  • Waste minimization
  • Pollution prevention
  • Product stewardship
  • Employee and community education
  • Partnerships with stakeholders and public

Reaxis Inc. is proud to announce that both the McDonald and UPARC sites have achieved certification in both ISO 14001 and ISO 9001.

We are very proud of the work our employees at Reaxis Inc. have put in to achieve these certifications. The McDonald site has been ISO 9001 certified since 1997, while UPARC has just achieved their first certification in 2018.

We believe that Environment, Health, Safety, Security, Responsible Care and sound Business Management are mutually achievable objectives.