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TARA POWDER
(Caesalpinia spinosa)

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DESCRIPTION.
Obtained from the Peruvian Tara pods, by an entirely physical procedure of sellection, unseeding, grinding and sifting in specific granulometry sieves.

This powder is mainly composed by hydrolizable tannins which consist in esters polydigalloil of quinic acid.

PROPERTIES
The tannic extract of Tara Powder of Perú has a minnimum impurities of coloring substances which allows us to obtain a very clear leather and yet solid to light .

In addition it gives to the leather a good fullness and softness, staying the flower smooth and firm.

In leathers cured with Tara the resistance of the flower to tear results as superior than resistance obtained with any other vegetal tannin.

It is one of the most abundant sources for the obtention of gallic acid, precursor molecule to other important composes obtained in the Chemical Industries.

USES
The tannic extract of Tara powder of Perú, is used in:

Leather curing.
Manufacturing of plastics and adhesives.
Wine and Beer industries.
Pharmaceutical industries, due to its astringent properties.
Maintennance of Oil wells.
The obtention on gallic acid, prime matter to the production of propyl gallate, an antioxidant used in alimentary industries.

TECHNICAL SPECIFICATIONS
Aspect	Brown and fine powder with a characteristic odor.
Tannine contents	More than 50.0%
Granulometry
Gross Tara	Sieves 40 - 60
Fine Tara	Sieves 80 - 100
Ultrafine tara	Sieves bigger than 100 to 200
Humidity	10% maximum
Presentation	Double bags - 25 kg.
Internal	White Termic
External	Printed Polipropilene

Derinat is a peruvian company dedicated to natural, agroindustrial and hydrobiological products, dedicating their best effort to obtain and export select things with high quality

(c) 2003 Derinat S.A.C., Lima - Perú
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