ASTM D4085-93R21
Standard Test Method for Metals in Cellulose by Atomic Absorption Spectrophotometry
| Označení normy: | ASTM D4085-93R21 |
| Vydáno: | 01.07.2021 |
| Status: | Active |
| Počet stran: | 4 |
| Sekce: | 06.03 |
| Označení: | analysis; atomic absorption; cellulose; metals; |
| ASTM označení: | ASTM D4085 |
| Nahrazuje: | D4085-93R13 |
1.1 This test method covers the determination of the iron, copper, manganese, and calcium content of cellulose pulp from wood or cotton.
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.