FOR LEATHER AND THE ENVIRONMENT......QUALITY FROM START TO FINISH


Technical Information
Forestal provides a full technical service for the products it supplies through our own Technicians and those of our Agents. Our experienced technicians visit the markets we serve on a regular basis and can carry out on-site as well as laboratory trials when required.

We have various laboratory facilities available to us where regular analysis and monitoring of our products is carried out.

Material Safety Data Sheets (MSDS’s) and Technical Data Sheets (TDS’s) are available for all our products.

Two technical booklets – TANNING WITH MIMOSA and RETANNING WITH MIMOSA are available on request.



 
 
POWDERED MIMOSA PRODUCT DK Darker
 
 
ME/OP RN Natural Color
 
 
MS Lighter
 
 
WS FS GS RG Bleached
 
  Decreasing Molecular Size
Faster Tannin Penetration
    Increasing Molecular Size
 Better Filling
 
 


TYPICAL ANALYTICAL RESULTS – SLTC Shake Method
SOLID ME / OP GOLDEN GS FS MS WS RG RN DK CR
Tannin (%) 62,5 68,3 67,5 67,5 67,0 68,0 59,0 67,0 68,0 68,5 55,0
Non-Tannin (%) 21,3 25,0 26,1 26,0 26,9 25,5 34,9 25,5 24,5 25,5 38,0
Insolubles (%) 0,2 0,2 0,4 0,2 0,1 0,2 0,1 1,0 1,0 0,5 1,0
Moisture (%) 16,0 6,5 6,0 6,3 6,0 6,3 6,0 6,5 6,5 5,5 6,0
Standard Lovibond Tintometer Test
Red 1,4 1,3 1,4 0,4 0,5 0,8 0,5 0,8 2,4 6,0
Yellow 2,8 2,6 4,5 0,8 0,9 1,6 0,9 1,6 7,5 12,0  
pH of 50º BK 4,9 4,7 4,5 4,7 4,6 4,4 4,4 4,4 4,5 4,6 2,8
Acid (mg.eq./l) 30 30   30              
Salt (mg.eq./l) 60 60   60              
Ash (%) 1,2 1,2 2,0 2,5 3,8 1,9 7,0 3,0 1,5 1,3 26,0
Cr2O3(%)                     6,5