Split Chemicals


DOWELLTAN SPR-22

DOWELLTAN SPR-22 is a phenolic synthetic tanning agent

Chemical & Physical Data

Appearance:       Off-white or light yellow powder

Content/%:         ≥98.0

pH(10%) :        3.5~4.5

Charge:             Anionic

Properties:

lIt has excellent light fastness and thermal yellow-stain resistance, can be used for fatliquoring  white and light colored leathers.

lUsed for the retanning of chrome tanned leather to obtain a soft and plump feel.

lThe dyeing effect is good, it can dye bright and uniform tones, and the color is brighter.

Application:

lUsed for the retanning of leathers such as white or light-colored leather, and can be used together with other retanning agents and dyes.

lThe recommended dosage is 3-8% (based on the weight of the shaved blue skin)

Packing:  

25KG Kraft paper bag

Storage:

1 year storage in sealed original package at 5-35℃.Bags should be tightly resealed each time after material is taken from them, and their contents should be used up as soon as possible after they have been opened. Non-dangerous chemicals.