【国外标准】 Standard Test Method for Stain Removal From Multicolor Lacquers (Withdrawn 2003)

1.1 This test method covers a procedure for the removal of pencil, crayon, and grease stains from multicolor lacquer films that have been applied to primed steel panels.Note 1—Due to the nature of the test, comparable results can be obtained only when exactly the same materials and apparatus are used. In this test method it has not been found possible to describe the materials and apparatus adequately in more than general terms.1.2 The values stated in SI units are to be regarded as the standard. The values given in parentheses are for information only.1.3 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use.