Rekta Nigra 38 / Rekta Nigra EX

CI 30235

CAS NO .: 1937-37-7

Molekula formulo: C ₃₄H ₂₅N ₉Na ₂O ₇S ₂

Pakitaj en 25kgs Fero Tamburo

Used for dyeing cotton, silk, ink wood etc,as one material for black ink.