ASTM D6657-16R21
Standard Test Method for pH of Wet Blue and Wet White
| Standard number: | ASTM D6657-16R21 |
| Released: | 01.09.2021 |
| Status: | Active |
| Pages: | 3 |
| Section: | 15.04 |
| Keywords: | acidity; alkalinity; blue stock; Delta pH; pH; pH difference; Wet Blue; Wet White; |
| ASTM number: | ASTM D6657 |
| Supersedes: | D6657-16 |
1.1 This test method covers the determination of the pH of all types of Wet Blue and Wet White.
1.2 The values stated in SI units are to be regarded as standard. No other units of measurement are included in this standard.
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, health, and environmental practices and determine the applicability of regulatory limitations prior to use.
1.4 This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.