Technical Information
Wet salted cattle hides to wet blue (upper)
% based on wet salted weight
Recipes
Process step
%
Products
°C
Running Time
Remarks
Pre-soak
300
water
28
0.1-0.2
Negahdar Ist-WB
0.1
Rockol 642
run 30 mins.
rest 30 mins
Drain
Main soaking
200
0.2-0.3
soda ash
0.3-0.5
Negahdar IST-WB
leave automatic
rest 45 mins.
run 5 mins.
total time 8-12 hrs
pH= 9.2-9.5
Be < 3.5