"GB/T 8943.4-2008 Paper, Cardboard and Pulp, Determination of Calcium and Mg Content" stipulates the detection method of calcium and mg content in related materials. The standard specifies the determination principles of Atomic absirption spectropho-tometry, AAS, etc., and provides detailed instructions on reagents, instruments, sample preparation, determination steps and result calculation. Standardize the operation process to provide a scientific basis for the accurate determination of calcium and mg content in paper, Cardboard and pulp, and help product mass evaluation and performance analysis.
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 | 85.060 |
| Release Date | 2008-01-04 00:00:00 | Implementation Date | 2008-09-01 00:00:00 |