ASTM D 4262 - 05 Standard Test Method for pH of Chemically Cleaned or Etched Concrete Surfaces

American Society for Testing and Materials (ASTM). Current edition approved March 1, 2005. Published March 2005. Originally approved in 1983. Last previous edition approved in 1999 as D 4262 – 83 (1999). 2 p. This test method covers procedures for determining the acidity or alkalinity of concrete surfaces prepared by chemical cleaning or etching prior to coating.