TAPPI UM 658 is a useful method for assessing the color intensity and shade of dyestuffs used to dye paper. This method is suitable for laboratory environments, taking into account factors such as pulp, water quality, ph value and observer influence on the data.
| Status | Active |
|---|---|
| CCS | ICS |
| Release Date | 2015-01-01 00:00:00 | Implementation Date |