Oak Gallnut extract

Oak Gallnut extract is a natural extract prepared from oak gallnut ,Quercus Infectoria.

Pre-treatment of cellulose fibers: The tannic acid is perfect for the pre-treatment of cellulose fibers to enhance the fixation of the mordant during the mordanting step. This tannin is light in finished dye color. Textile dyeing: Any fiber can be dyed with oak gallnuts. It does increase lightfastness of the resulting colors. Use the extract at 6-8% WOF.