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A practical handbook of dyeing and calico-printing / by William Crookes
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STEAM COLOURS.

609

No. 38. Pink (Sapan and Cochineal mixed ).—

Sapan liquor, at 8° Tw. 5 gals.

Cochineal liquor, at 8° Tw. 1 gal.

Nitrate of alumina . in

Alum . 3 lb s.

Oxalic acid. 2 ozs.

Chlorate of potash . 8 ,,

After the other ingredients are incorporated there is added—

Gum water.12 gals.

No. 39. Pink (Cochineal ).—

Cochineal liquor, at 6° Tw. ..2 gals.

Heat to about 168 0 F., and dissolve—

Alum . 12 ozs.

Cream of tartar. 6 ,,

Oxalic acid . .. .. .. .. .• 1 oz.

This colour is mixed with various amounts of gum-water, according to theshades required. For other cochineal pinks, crimsons and reds, &c., see under“ Cochineal.”

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Cochineal Pink.

No. 39 it. Cochineal Pink .—

Cochineal liquor, at 8° Tw. 1 g a l-

Starch. I i " Js-

Boil a little, and add—

Oxalic acid. 3 ozs -

Dissolve, and strain for printing. When printed, steam forty minutes at 3 lbs.pressure; let lie one night; run through a very dilute solution of alum on themangle, and finish.