Tannin – Weibull Black

Inci name: Tannin
Tannins are complex chemical substances derived from phenolic acids ( tannic acid),. They are large molecules that bind readily with proteins, cellulose, starches, and minerals.Tannins are used as mordant in dyeing, manufacture of ink, sizing paper and silk, and for printing fabrics. It is used along with gelatine and albumin for manufacture of imitation horn and tortoise shell. They are widely used in the leather industry for conversion of hide into leather, the process being known as tanning. Tannins are also used for clarifying beer or wine, in photography or as a coagulant in rubber manufacture.

Packing: 25kg/bag

Supplier: Tannac – Brazil

    1. Product detail:
    Appearance Brown powder
    Assay ≥ 75%
    pH 4.5-5
    1. Usage Level:
    • Depending on the specific product
    • Soluble in hot water
    1. Function:
    • Tanning leather
    • Mordants in dyeing
    • Clarifying wine and beer by precipitating proteins
    • Astringents in medicine.
    • Reagent in analytical chemistry.
    1. Applications:
    • Dyeing Industry
    • Medicine and human health.
    • Food < wine, tea,…

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Tanin_TDS