Popular Dye Direct Red 31 / Direct Pink 12B for Cotton Silk Paper factory and suppliers

Popular Dye Direct Red 31 / Direct Pink 12B for Cotton Silk Paper

Direct Red 31 another name Direct Red 12B, one popular direct dye for cotton, paper and silk.

Direct Red 31 / Direct Red 12B

C.I. 29100

CAS NO.: 5001-72-9

Molecular formula: C₃₂H₂₁N₅Na₂O₈S₂

Packed in 25kgs Iron Drum or Carton

Used for dyeing cotton, silk and paper etc

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