This standard specifies the requirements, sampling, test methods and inspection rules for C.I. Reactive Blue 250 (Reactive Blue KN-RGB) dyestuff, and covers its marking, labeling, Encasement, transportation and storage requirements. Applicable to the quality control of such dyestuff. The molecular formula of this dyestuff is C27H23N5Na4O20S6, the relative molecular mass is 1021.84, and the CAS number is 93951-21-4.
| Status | Active |
|---|---|
| CCS | G57 | ICS | 71.100.01;87.060.10 |
| Release Date | 2020-11-19 00:00:00 | Implementation Date | 2021-10-01 00:00:00 |