Blues : (1) Dark, for cylinder work.—Water, 7 gal. ; sterol), 14 lb. ; sal ammoniac, 21 lb. ; boil, and add, while hot, yellow prussiate, ground, 12 lb. ; red prussiate, 6 lb. ; tartario acid, 6 lb. When nearly cold, add sulphuric) acid at full strength, 1 lb.; oxalic acid (previously dissolved in 2 lb. hot water), 2 lb. ; tin pulp (see below), 6 gal.
Tin pulp is prepared as follows :—The strongest double muriate of tin, a saturated solution of the protoohloride of tin (stannous chloride), is mixed with as much solution of yellow prussiate as will throw down all the tin as a ferrooyanide. Wash in water by decantation, and drain on a filter till it becomes a stiff paste.
(2) Aniline Blue.—Red liquor at 201° Tw., 35 fl. oz. ; bisulphite of soda at 391° Tw., 35 fl. oz. ; strong gum water, 31 pints ; aniline blue (Sohlumberger, Brussels), 31 oz. The colour, when ready, is printed at once. The calico may either be printed without any preparation, or it may be padded in a soap-lye containing 1 oz. ourd-soap per pint, and dried. After printing, steam for 1/ hour. Wash, take through lukewarm soap-lye, and sour in weak muziatic acid. Wash, and dry.
(3) Prussian Blue for Shawls, &o.—Boil up 10 oz. starch to a uniform paste with 7 pints water; stir into it 21 lb. yellow prussiate, 14 lb. red prussiate, 7 lb. tin pulp, 4 lb. tartaric acid, 1 lb. oxalic acid, 51 pints water, and 1 oz. sulphuric acid.
Browns : (1) Catechu Brown.—Boil 4 lb. catechu in water ; let settle, and strain off the clear. The liquor thus obtained is mixed with 1 lb. red liquor at 81° Tw., and thickened with I lb. gum tragacanth.
(2) Dark Brown.—Gum starch, 6 lb. ; satin gum, 9 lb.; olive oil, 2 pints; red liquor at 17° Tw., 161 qt. ; acetic acid at 7° Tw., 6 pints; catechu liquor, 4 gal.; sal ammoniac, 4 lb.; sapanliquor at 8° Tw., 4 qt.; logwood liquor at 10° Tw., 4 qt. ; acetate of copper, 1 qt. ; nitrate of copper at 86° Tw., 1 qt. Boil well, and strain.
(3) Bimas Brown.—Extract of Bimas at 51° Tw., 3360 parts ; acetic acid at 111° Tw., 560 parts ; cubic catechu, 560 parts ; sal ammoniac, 140 parts ; verdigris, 105 parts. Thicken with gum arable, 2000 parts.
(4) Berry Brown.—Bcrry liquor at 20° Tw., 11 gal. ; Brazil wood liquor at 8° Tw., 11 gal.
alum, 3 lb.; lavender liquor, gal. ; gum senegal water, at 6 lb. to the gal., 14 gal.; nitrate of copper at 100° Tw., 14 lb.
(5) Brown Standard.—Bark liquor, 12° Tw., 34 gal.; sapan liquor, 12° Tw., 31 qt.; logwood liquor, 12° Tw.,14 qt. ; gum substitute water, 8 lb. to the gal., 3 gal. ; alum, 34 lb. ; chloride of potash, 2 oz. ; red prussiate, 5 oz.
Light browns are obtained by letting this standard down with gum water.
(6) Another Brown.—Bark liquor, 12° Tw., 3 gal. ; berry liquor, 12° Tw., 3 gal. ; logwood liquor, 12° Tw., 2 gal.; sapan liquor, 10° Tw., 2 gal. ; British gum, 48 lb. Boil, and add alum, 3 lb.; sal ammoniac, 2 lb. ; sulphate of copper (blue-stone), 2 lb. ; nitrate of copper, 8° Tw., 2 pints ; lilac standard, as below, 3 gal.
To prepare the lilac standard, take gum senegal, 4 lb.; red prussiate of potash, 8 oz. ; alum, 12 oz. ; oxalic acid, 1 oz. ; binoxalate of potash (salt of sorrel), 2, oz. Dissolve in logwood liquor, 20° Tw., 1 gal., previously heated to 79° (173° F.).
(7) Another Brown.—Berry liquor, 3° Tw., 1 gal.; logwood liquor, 8° Tw., 4 pint ; peachwood liquor, 8° Tw., 4 gal.; solid nitrate of copper, 24 oz. ; alum, the same weight. Thicken according to shade with gum senegal water.
Buff.—Bark liquor, 10° Tw., 1 gal. ; madder liquor, 3 gal.; red liquor, 14° Tw., 4 gal.; starch, 7 lb. Boil, and add crystals of tin, 2 oz.
Chocolates : (1) Cylinder work.—Sapan liquor, 12° Tw., 2 gal. ; logwood liquor, 12° Tw., 3 gal.; bark liquor, 12° Tw., 4 gal. ; nitrate of alumina, 1 gal.; water, 4 gal.; starch, 17 lb. Boil, and add red prussiate of potash, 24 lb. ; chloride of potash, 8 oz.
To prepare the nitrate of alumina, take boiling water, 4 gal.; crystal nitrate of lead, 12 lb. ; alum, 12 lb. ; carbonate of soda crystals, 2-} lb. Stir till perfectly dissolved, let settle, and decant the clear.
(2) Alizarine Chocolate.—Alizarine paste, 15 per cent., 2 lb.; thickening, 22 gal. ; nitrate of alumina, 26° Tw., 14lb.; acetate of alumina, 184° Tw., lb. ; red prussiate of potash in hot water, lb.; acetate of lime, 264° Tw., 1 lb.