6i6

DYEING AND CALICO PRINTING.

Boil the whole well and add—

Tin pulp. 6 gals.

Stir and mix well in, and add—

Yellow prussiate, ground.16 lbs.

Red prussiate . 8 ,,

Tartaric acid .24 ,,

Oxalic acid (dissolved in 2 quarts hot water) .. .. ij ,,

No. 4. Medium Blue.-—

Standard blue (No. 6) . 6 gals.

Oxymuriate of tin, at 120° Tw. i) quarts.

The latter ingredient is added gradually, and the mixture very well stirred.Extradt of indigo . 2\ quarts.

No. 5. Blue, Pale .—■

Dark blue colour, No. 3. 1 gal.

Gum water. 7 gals.

For blotch- or ground-blues the proportion of gum-water is doubled.No. 6. Standard Blue .—

Yellow prussiate. 10 lbs.

Alum .. 3 „

Oxalic acid. 2 ,,

Water . 4 gals.

Gum-water (6 lbs. to the gallon). 4 ,,

No. 7. Royal Blue .—

Water .

Starch ...

Solution of red prussiate, at 30° Tw.

Gum tragacanth water .

Boil and add—

Tin pulp .

Tartaric acid.. ..

Oxalic acid.

When cold add—■

Yellow prussiate.

Tartaric acid .

4 gals.

10 lbs.

4 gals.

2 quarts.

12 quarts.4i lbs.ozs.

lbs.

»»

12

l6

20

No. 8. Blue , Dark Blotch .—

Water . . 7

Starch . 8

Solution of red prussiate, at 30° Tw. 3

Solution of gum tragacanth. 3

Boil the mixture, and add while still hot.

Tin pulp. 3

Tartaric acid. 8

Oxalic acid . ,, .. 12

When cold add the clear liquid from the following mixture :—

Prussiate of potash.16

Tartaric acid .16

Hot water . 5

gals.

lbs.

gals.

quarts,

gals.

lbs.

ozs.

lbs.

gals.