This standard specifies the inspection method for the whiteness of direct zinc oxidation, which is suitable for the quality control of such products. By pressing the sample, the blue light whiteness value is determined at a specific wavelength using a whiteness meter. The standard provides a scientific basis for the whiteness detection of zinc oxidation products, ensuring the conformity and Reliability of the product.
| Status | Active |
|---|---|
| CCS | H21 | ICS | 71.060.20 |
| Release Date | 2017-10-14 00:00:00 | Implementation Date | 2018-05-01 00:00:00 |