Factory Free sample Iron Oxide Black Powder - Direct Yellow 12 / Chrysophenine GX – HE DYE

Direct Yellow 12 / Chrysophenine GX C.I. 24895 CAS NO.: 2870-32-8 Molecular formula: C30H26N4Na2O8S Packed in 25kgs Iron Drum Used for dyeing cotton,silk, wool etc

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