The Year-book for Colorists and Dyers, Volume 81906 - Dyes and dyeing |
From inside the book
Results 1-5 of 49
Page 49
... the analysis of dyestuffs in substance has been employed , which depends upon the different behavior of the respective leuco compounds to oxidation .
... the analysis of dyestuffs in substance has been employed , which depends upon the different behavior of the respective leuco compounds to oxidation .
Page 50
For distinguishing between these the behavior with concentrated sulphuric acid or strong hydrochloric acid can be frequently employed .
For distinguishing between these the behavior with concentrated sulphuric acid or strong hydrochloric acid can be frequently employed .
Page 51
The following reagents are employed . It is important that they be used of the strength indicated : DILUTE AMMONIA ( 1 : 100 ) . 1 c.c. conc . ammonia .
The following reagents are employed . It is important that they be used of the strength indicated : DILUTE AMMONIA ( 1 : 100 ) . 1 c.c. conc . ammonia .
Page 52
This solution , which is slightly alkaline , is employed in most In a few other cases ... it has been found necessary to employ a slightly acid solution .
This solution , which is slightly alkaline , is employed in most In a few other cases ... it has been found necessary to employ a slightly acid solution .
What people are saying - Write a review
We haven't found any reviews in the usual places.
Other editions - View all
Common terms and phrases
acetic acid action added addition Agent or Name Alizarine alkali ammonia Anilin Anthracene apparatus assignor bath Black Blue body Boil Brilliant Brown carbonate CD CD CD cent chlorid Chrome color coloring-matters combination compounds conc consists containing cotton crystals Cyanine Dark dated Diamine Direct DISCHARGE dissolved Dye Method dyed dyestuff employed extra fabric Fast fibre gallons Germany Green heated hydrosulphite Indigo invention relates Lakes machine Maker manufacture material Math WGS means Methyl mixed mixture mordant Mz WGS Name of Dye obtained Orange oxidizing paste Patent PK WGS pounds powder preferably prepared present printing quantity reaction reducing salts Scarlet shades soda sodium soluble solution steam suitable Sulphur sulphuric acid temperature Thiogene treated Violet washing WCh WCh WGS WGS WGSCh wool Yellow yield York Ву