A Dictionary of the Coal Tar Colours

INTRODUCTION. IN the year 1856, when Perliins first introduced his Mauve to the world, a very large numbor of coal tar coloaring matters suitable for t, he clyeing and printing of textile fibres hare k e n disco-ered hy the iltdefatigble researcl es trf chemiub. These are derir ed from the mnny corn ounds U-I ich c an he extracted from coal tar, and from this Lwt nre coni11ionl sp o en of as the cox1 tar coloum. The iiurnber of colours known to tlie cliemist is very great. Sume of these, which will he found deacribcd in tlie following pages, have been, and nrc in uso h un enoinlous extent in tho toxtilc colouri tr y a des, which industries they liwre to u very hrge extent displnced the 11aturnl dgest ffssi, n ce i11 their brilliance of tint, ease of apyIication and fnshless, ther present many sdrallhgea ovor them. Many oolouring natters tccived from coal tar hnvc not cnnic into use owing to U variety of circum- hnces...