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Method and composition for testing for the presence of an alkali metal

  • US 4,244,693 A
  • Filed: 02/28/1977
  • Issued: 01/13/1981
  • Est. Priority Date: 02/28/1977
  • Status: Expired due to Term
First Claim
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1. A liquid composition for detecting the presence of an alkali metal on the surface of a body comprising:

  • a light-colored pigment, an acid-base indicator, and a nonionic wetting agent dispersed in a liquid carrier which comprises a minor amount of water and a major amount of an organic solvent selected from the group consisting of lower aliphatic alcohols, ketones and ethers.

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