REAXIS® E140, Potassium Stannate, is a fast dissolving alkaline tin salt solution manufactured by a proprietary direct process that yields consistently high purity product. It is used as the tin replenisher in alkaline tin and tin alloy plating baths. REAXIS® E140 also finds use in esterfications.
Typical Specifications
Tin Content (%)38.0 Min
Free KOH (%)1.2 Max
Moisture (%)2.5 Max
Insolubles (%)0.1 Max
Product Characteristics
Physical statesolid
Chemical typestannate

Standard Packaging

  • Fiber Drum, 50 lbs./22.5kg.
  • Fiber Drum, 100 lbs./50kg.
  • Plastic pail, 55 lbs./25kg.

Storage Conditions

REAXIS® E140 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: 9th July 2020 07:04:03 PM

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.