GB/T 18570-2009 "Test for assessment of surface cleanliness of steel surface preparation before coating, Part 11: Field turbidity determination of water-soluble sulfate", specifies the method for evaluating water-soluble sulfate content by field turbidity measurement before coating steel surface to detect surface cleanliness. The standard specifies the test principle and scope of application, and standardizes the sample collection, turbidity measurement process and Data processing method to provide the basis for the rapid and accurate evaluation of water-soluble sulfate residues on the steel surface and to ensure the painting mass.
This summary is not the original standard text and is for reference only. For accurate information, please obtain it through official channels.
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