GB/T 34448-2017 "Paper and Paper Products for Daily Use—Determination of Formaldehyde Content" is applicable to the determination of free formaldehyde content in paper and paper products for daily use. It specifies the methods for determining formaldehyde content through water extraction and partial hydrolysis, including the acetylacetone spectrophotometric method (detection limit: 10 mg/kg) and the high-performance liquid chromatography method (detection limit: 6.0 mg/kg), and details the reagents, instruments, procedures, and calculation of 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 | 2017-10-14 00:00:00 | Implementation Date | 2018-05-01 00:00:00 |
