ASTM International - ASTM D4085-93(2003)
Standard Test Method for Metals in Cellulose by Atomic Absorption Spectrophotometry
| Organization: | ASTM International |
| Publication Date: | 10 May 2003 |
| Status: | inactive |
| Page Count: | 3 |
| ICS Code (Pulps): | 85.040 |
significance And Use:
Manganese in pulp acts as a catalyst in oxidizing cellulose.
Iron in pulp can cause yellowness in rayon fibers and influence cellulose acetate plastics color. Iron also causes problems in... View More
scope:
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 This standard does not purport to address all of the safety problems, 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.
Document History