Reaxis® C188, Stannous Oxide, is a free-flowing inorganic tin that is a excellent catalyst for a wide range of esterification reactions. In addition, Reaxis® C188 has the following features:

  • Neutral and non-corrosive
  • Complete conversions with short reaction times due to high catalytic activity
  • Minimal secondary reactions and colored by-products compared to acid catalysts
  • Very useful for oleochemical ester reactions.

Reaxis® C188 is also used in the metal finishing industry for tin and tin alloy plating processes.

Typical Specifications
Tin (II) content (%)85.2 Min
Tin (IV) content (%)0.7 Max
Product Characteristics
Physical statesolid
Chemical typeinorganic tin

Standard Packaging

  • 55 lb (25 kg) pail

Storage Conditions

Reaxis® C188 should be stored in the original packaging. 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: 21st January 2018 09:43:08 PM

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