1). Catechu Brown for Cotton. (10 lbs.) Work the cotton at a boiling heat for 2 hours, or steep for several hours in a cool liquid, in 2 lbs. catechu. (To each 7 or 8 gallons of water put 1 lb. of catechu, and boil till all is dissolved, then add 2 oz. sulphate of copper and stir). Wring out and then work for ½ hour in a hot solution of chrome, 6 oz. Wash in hot water. If soap is added the colour is improved. Any depth of colour can be got by repeating the operations.
2). Brown for Cotton. Soak cotton in warm water. Boil for ½ hour in a solution of catechu, in the proportion of 1 oz. of catechu to 5 oz. of cotton. Put it into a 3% solution of chrome for ½ hour and boil. Then repeat these two operations till the colour is obtained. Then boil in a bath of Fustic.
3). Brown for Cotton. (100 lbs.) Boil 20 lbs. catechu in water: dissolve in the liquid 10 lbs. alum and let it settle: enter the yarn into the hot liquid and after working well take out and enter into a fresh bath of boiling water with 4 lbs. of chrome. Rinse and soften with oil and soap.
4). Cream Colour for Cotton with Catechu. (11 lbs). Boil out ¾ oz. of catechu in water, and dissolve 2 lbs. 3 oz. curd soap in the clear liquid. Enter the cotton at 190° F. and work for an hour.
5). Catechu fast Brown. (50 lbs.) Steep yarn over-night in a decoction of 10 lbs. cutch. Lift & work in a hot solution of chrome, rinse & dry.
6). Light fast Catechu Brown for Cotton. (50 lbs.) Boil 20 lbs. catechu in one boiler and 5 lbs. chrome in another. Enter in the catechu bath first, work 20 minutes, and wring out: then through the chrome 10 minutes, and wring out. Through catechu again, then chrome. Repeat this till dark enough, finishing with catechu.
7). Light Catechu Brown for Cotton. (20 lbs). 3 lbs. of catechu and 3 oz. copper sulphate, boil up, and put into a bath of warm water. Enter cotton and work for ½ hour; wring out. In another bath of hot water dissolve 8 oz. of chrome. Enter cotton when boiling, and work for ½ hour. Then wash.
8). Catechu Black for Cotton. Work the cotton in a hot decoction of catechu, allowing it to steep in the bath till cold, then work it in a cold solution of iron. Wash, and dye in a cold or tepid bath of logwood, and finally pass through a solution of chrome.
9). Catechu Brown for Wool. The wool is boiled for 1 to 1½ hours, with 10 to 20% catechu, then sadden with 2 to 4% of copper sulphate, ferrous sulphate, or chrome, at 80° to 100°C., in a separate bath for ½ hour.
10). Catechu Stone Drab. (10 lbs. cotton). Work the cotton for ¼ hour with 2 pints catechu (1 lb. catechu to 7 or 8 gallons water; boil and add 2 oz. copper sulphate) in hot water, lift and add 2 oz. copperas in solution. Work for ¼ hour and wash. Add 2 oz. logwood to a bath of warm water & work cotton in this for 10 minutes. Lift and add ½ oz. alum. Work 10 minutes; wring out and dry.