. Journal. colouringmatters, >o that according to the degree to which the fibrehas been affected the stains appear after dyeing of a lightercolour than the rest of the cloth, or they may remainaltogether undyed. The behaviour of mildew stains towardsvarious dyes was found as follows :— Scarlet, dyed in one bath withcochineal, tin crystals andoxnlie acid. Billiard-cloth green, dyed withacid gn en, sulphuric acid andGlaubers salt. Moss-green, dyed with indigo-carmine, fustic and alum, inone bath. Vat-blue topped ith logwoo 1 .. Vat-blue, medium shade Dove-grey dyed with alizarin-blue sw. Dark
. Journal. colouringmatters, >o that according to the degree to which the fibrehas been affected the stains appear after dyeing of a lightercolour than the rest of the cloth, or they may remainaltogether undyed. The behaviour of mildew stains towardsvarious dyes was found as follows :— Scarlet, dyed in one bath withcochineal, tin crystals andoxnlie acid. Billiard-cloth green, dyed withacid gn en, sulphuric acid andGlaubers salt. Moss-green, dyed with indigo-carmine, fustic and alum, inone bath. Vat-blue topped ith logwoo 1 .. Vat-blue, medium shade Dove-grey dyed with alizarin-blue sw. Dark-brown dyed in one bathwiili fustic and camwood, withii ipper :<tul iron sulphate. Logwood black with ferroussulphate. White spots of varying size. White spots, fibre very rotten. Light, greenish-yellow stains. tin; nile of which is entirely and small stains,dyed an uneven light white spois. Pale-blue spots. Large and small light-brownstains. Light bluish stains. Fig. Fig. 2.
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Keywords: ., bookcentury1800, bookdecade1880, booksubjectchemist, bookyear1882
