Catechu

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Quantity:

Yellow-brown with alum; red-brown with chrome; brown-black with iron; medium brown with copper.

This is the brown dye used in Indonesian textiles. It's also a good bottom for Logwood Black.

This is the very best resin, finely ground; dissolves fully and quickly.

Image #1
Catechu and different mordants on Lustre Cord silk yarn
From left to right:

  • Alum 25%, Catechu 25%
  • Catechu 25% plus Copper 2%
  • Catechu 25% plus Copper 2% with Chrome 2% after
  • Catchu 25% plus Copper 2% with Iron 2% after

Image #2
Catechu and different mordants on Tussah wild silk yarn
From far left, counterclockwise:

  • Catechu 25% and Copper 2%, this is the base for the other three:
  • plus Alum, 10%
  • plus Tin 2%
  • plus Chrome 2%
  • plus Iron 2%

Catechu Materials Safety Data Sheet (MSDS)

Colors you can get with Catechu Natural Dye
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Colors you can get with Catechu Natural Dye Catechu Natural Dye Catechu Natural Dye