This standard specifies the limit of 4-aminoazobenzene in dyestuff products and its determination method, which is applicable to commercial dyestuff, dyestuff products, dyestuff intermediates and Spinning & weaving printing and dyeing aids. The standard requires that the content of 4-aminoazobenzene shall not exceed 150 mg/kg. In liquid dyestuff and Coating colorants, it should be converted according to Solcontent ID. The determination of this standard helps to control the content of harmful substances in dyestuff products and ensure product safety.
| Status | Active |
|---|---|
| CCS | G55 | ICS | 71.100.01;87.060.10 |
| Release Date | 2018-12-28 00:00:00 | Implementation Date | 2019-11-01 00:00:00 |