Safety Reference
Warning
H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation
Sourcing Reactive Blue 21?
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Pigment Violet 27
Disperse dye for textiles
Sourcing Reactive Blue 21?
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Reactive Blue 21 is a copper-containing reactive dye designed for textile coloring. It forms covalent bonds with fibers, providing durable coloration in aqueous dyeing processes.
Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.
copper 33-[[4-(2-hydroxyethylsulfonyl)phenyl]sulfamoyl]-2,11,20,29,39,40-hexaza-37,38-diazanidanonacyclo[28.6.1.13,10.112,19.121,28.04,9.013,18.022,27.031,36]tetraconta-1,3(40),4(9),5,7,10,12(39),13(18),14,16,19,21,23,25,27,29,31(36),32,34-nonadecaene-6,15,24-trisulfonic acid
WXQMFIJLJLLQIS-UHFFFAOYSA-N
C1=CC(=CC=C1NS(=O)(=O)C2=CC3=C(C=C2)C4=NC5=NC(=NC6=NC(=NC7=C8C=C(C=CC8=C([N-]7)N=C3[N-]4)S(=O)(=O)O)C9=C6C=C(C=C9)S(=O)(=O)O)C1=C5C=C(C=C1)S(=O)(=O)O)S(=O)(=O)CCO.[Cu+2]