Amphoteric tannins
physicochemical index Properties: Amphoteric condensates of aromatic sulfonic acids Appearance: Light yellow powder
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Tanning agent series
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Amphoteric tannins
physicochemical index
Properties: Amphoteric condensates of aromatic sulfonic acids
Appearance: Light yellow powder
PH value: (10% aqueous solution) 3.0-4.5
Active ingredient: ☺ 98%
Performance and use
Extremely good light resistance, bright leather color, green environmental protection.
The finished leather is full, the grain surface is firm and fine.
Has good heat resistance and light resistance.
application
For retanning all kinds of leather, the recommended dosage is 2-6% (smooth leather)
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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