Artificial dye-stuffs; their nature, manufacture, and uses (1917)
Ramsey, Albert R. J, Weston, H. Claude (Hubert Claude) · London, Routledge; New York, Dutton · leaf 208
which have simplihed the dyeing ofcotton to a very great extent in recent years, consistmainly of three groups of chemical compounds, anumber of examples of which will be found in earherchapters, the lirst being the congo-red group, thesecond the primuline group, and the third the di-stilbene azo… … 194 THE APPLICATIONS OF DYE-STUFFS more than one and a half hours at boiling temperaturein a neutral or alkaline bath, the weight of the solutionin which is anything from ten to thirty times that ofthe cotton. To aid in the exhaustion of the bath asubstance known as an assistant is added in…
Dyes and dyeing
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