GB/T 27741-2018 "Paper and board—Determination of migratable fluorescent whitening agents" is applicable to various types of paper and paperboard, specifying the method for determining migratable fluorescent whitening agents. The method involves extracting migratable fluorescent whitening agents from samples using water extraction, measuring the fluorescence intensity of the extract with a fluorescence spectrophotometer, and quantifying the results by comparison with standard solutions. It clearly outlines reagent requirements, sample preparation, extraction conditions, instrument operation, and result calculation procedures to ensure the reliability of the determination results.
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 | 2018-12-28 00:00:00 | Implementation Date | 2019-07-01 00:00:00 |
