GB/T 22877-2008 stipulates the determination method of the residue (ash) of burning paper, Cardboard and pulp at 525 ℃. The standard specifies the test principle, equipment, sample preparation, operation steps and result calculation. By burning the sample at 525 ℃, the ash content can be accurately determined, which is used to evaluate the purity of raw materials and product mass. It provides a scientific and standardized testing basis for paper and pulp production and mass testing to ensure product performance conformity.
This summary is not the original standard text and is for reference only. For accurate information, please obtain it through official channels.
| Status | Active | ||
|---|---|---|---|
| CCS | Y30 | ICS | 85.010 |
| Release Date | 2008-12-30 00:00:00 | Implementation Date | 2009-09-01 00:00:00 |