Hydron blue G and R, patented paste 20% and powder (1911)
Cassella Color Company · New York · leaf 56
on and approx. 180 gallons liquor, in the vessel, asfollows (see also page 3): For Lieht Blue in No. 79. Starting bath: Additions for subsequent lots: 3 lbs 2 lbs 9 oz 4 „ 2 „ 4 „ 2 „ Hydron Blue G pat Paste 20%Hydrosulphite cone. PowderCaustic soda lye 77° Tw. For Dark Blue in No. 79 as indicated… … XVI DRESS GOODS COMPOSED OF DYED AND BLEACHED YARN. The Blues contained in Nos. 81 and 82 are dyed with Hydron Blue Bon unbleached cotton yarn. For dyeing the warp of No. 81 in cheeses by the packing system, thebaths are charged as follows (see also page 7): For 170 lbs Cheeses in approx. 180…
Dyes and dyeing
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