"GB/T 38411-2019 Leather chemicals, determination of free formaldehyde in leather processing aids" regulates the detection method of free formaldehyde in leather processing aids. The standard clarifies the detection principle, specifies the required reagents, instruments, sample prepatives, measurement steps and result calculations in detail, and uses appropriate analytical methods to accurately determine the free formaldehyde content, providing technical support for controlling the mass of leather chemicals and ensuring the safety of leather products.
| Status | Active |
|---|---|
| CCS | Y46 | ICS | 59.140.10 |
| Release Date | 2019-12-31 00:00:00 | Implementation Date | 2020-07-01 00:00:00 |