Process

%

Chemical

^oC

Time(min)

PH

Comments

Washing

200

   Water

40

0.3

   Rockol  642

30

Drain

100

   Water

35

Neutralization

1.5

   Rockytan RPR

30

0.3

 Sodium bicarbonate

3×15

5

Check Ø With  B.C.G

Drain

Washing

300

   Water

35

5

Drain

80

   Water

35

Dyeing

2

   Dye(mixed)

60

Check Ø penetration

Retannage

3

   Rockytan RR7

30

1

   Rockytan RD

20

2

   Mimosa extract

2

   Rockytan ROS

30

2

   Mimosa extract

2

   Rockytan ROS

30

Add

50

   Water

50

Fatliquoring

4

   Rockol 710

2

   Rockol LNP-375

0.5

   Rockol FM-222

60

1

   Formic acid

2×15

3.7

Drain

Washing

200

   Water

20

5