Retanning Agent


Economical chromium-free tanning agent

Chemical & Physical Data:

Appearance:       Colorless to pale yellow liquid

Solid content/%:     ≥60.0

pH(10%):                     3.0~6.0


lGood penetrability and filling performance,strong binding with collagen.

lThe shrinkage temperature of initial tanning for fur can reach about 85℃.

lSuitable for the production process of fur and leather, after tanned by DOWELLTAN CRS05 the leather feel soft and plump and can get a excellent dyeing property.

lIt can completely solve the problem of hexavalent chromium in the fur and leather production process.


lThe recommended dosage for leather tanning is 4-5%, based on limed skin.

lThe recommended dosage for fur tanning is 6-8g/L.

lThe recommended dosage for leather retanning is 2-4%, based on the shaved weight.


120L plastic drum


One year storage in sealed original package at 5-35℃. Drum should be tightly resealed each time after material is taken out from them, and their contents should be used up as soon as possible after they have been opened. The ambient temperature changes may slightly influence the appearance of this product. It is suggested to stir this product well before using. Direct contact with this product can irritate skin and mucous membrane, rinse with running water if contacted with skin.