This solution alone is likely to be too brown.

The reddish tinge of the wood may be saved by mixing as follows: 100% solution of bichromate of potash 1 part Breinig's mahogany water stain 1 part Water 2 parts Apply with a brush and wipe off the surplus.
Bichromate of potash on oak gives a rich brown.
Bichromate of potash on ash gives a rich red.
Bichromate of potash on black walnut gives a dark brown.
A decoction of logwood treated with tannin gives yellow red, with sugar of lead gives gray brown, with ferric nitrate gives black.

A decoction of fustic extract treated with dilute nitric acid gives brown, etc.[13] [Footnote 13: For other effects obtained by chemical changes, see table on pp.

185-189 in _Brannt's Painter, Gilder and Varnisher_, and also _Woodcraft_ 9: 71, June, '08.] _Commercial Stains._ Some of the more noteworthy commercial stains, suitable for school use, are those of: The Bridgeport Wood Finishing Company, 55 Fulton St., New York.

Among their water stains some of the best are: Flemish oak, weathered oak, walnut, silver gray, forest green, and mahogany, especially if the latter is modified with bichromate of potash.