white tannin
Solubility: Very soluble in water Performance and use The tanning is mild and the convergence is small, so that the grain surface is fine and tight.
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Tanning agent series
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white tannin
physicochemical index
Features: Phenolic condensate, a white leather tanning agent.
Appearance: white or slightly yellow powder
Active ingredients: ≥ 98%
PH value: (10% aqueous solution) 3.5-5.0
Solubility: Very soluble in water
Performance and use
The tanning is mild and the convergence is small, so that the grain surface is fine and tight.
It has excellent light resistance and good filling properties.
Good bleaching performance, good effect on light-colored leather.
application
It is suitable for the manufacture of upper leather, sofa leather and two-layer leather. It can improve the tensile strength of the finished leather and has excellent light resistance. The reference dosage is 1-3%.
storage and transportation
This product is normally transported as non-dangerous goods, pay attention to ventilation, waterproof, sun protection, and keep away from fire sources. The shelf life is two years.
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