Alizarine, blood albumen, arseniate, bi-arseniate, chlorate and stannate of soda, tannic acid, tartar emetic, chlorate of potash crystals, gum gedda, gum barberry, grey tartar, fustic extract and quercitron or extract of oak bark, when imported by the manufacturers of cotton and woolen goods for use in their own factories only; and grey tartar, fustic extract, and quercitron or extract of oak bark, for the manufacture of colours, are admitted free of Customs duty until the end of the next session of Parliament.

Sulphate of alumina and alum cake, used as a substitute for alum by paper-makers, are placed on the list of articles that may be imported into Canada free of Customs duty.

Sumac, when imported to be used for dyeing or tanning purposes, i.e., manufacturing purposes, not further manufactured than crushed or ground, is placed on the list of articles that may be imported into Canada free.

Camwood, when imported to be used for dyeing or tanning purposes, i.e., manufacturing purposes, not further manufactured than crushed or ground, is also placed on the list of free articles.