GB/T 19942-2019 stipulates the determination method of prohibited azo dyestuff in chemical tests of leather and fur. The standard clarifies the scope of application, elaborates the determination principle in detail, and makes requirements for reagent materials and equipment. From sample preparation, pretreatment to specific determination procedures, there are clear specifications, which can accurately detect the content of prohibited azo dyestuff in leather and fur products. It provides a key basis for controlling such harmful substances, ensuring mass safety of products, and ensuring consumer safety.
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 | Y46 | ICS | 59.140.30 |
| Release Date | 2019-12-31 00:00:00 | Implementation Date | 2020-07-01 00:00:00 |