Fierz-David, H. E. (Hans Eduard), 1882-1953 · New York, D. Van Nostrand · leaf 156
honic acid 1:8:3:6), owing to their greater cheapness and fastness to light. It is of interest to note that it is not feasible to carry out the acetylation on the works in wooden vessels ; if such be used, par- ticularly with pitch-pine, the shade of the finished product is nearly always dull. For… … XOOH Acid Anthracene Red G (A.G.F.A.). Chromocitronine (DM.). Benzidine disulphonic acid is so sparingly soluble that it must be diazotized indirectly ; for this purpose it is dissolved in sodium carbonate or caustic soda solution, and the sodium sah mixed with sodium nitrite is run into the acid.…
Dyes and dyeing
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