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Chinese gallnuts derivative products |
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Chinese Gallnut derivative products
Hunan Shineway is a leading manufacturer and exporter of Gallnut derivatives
in China.
{mosimage}Chinese Gallnuts are a type of excrescence produced on the leaves and petioles
of the treeRhus chinensis Mill., Rhus potaninii Maxim. Or Rhus punjabensis Stew.
by an insect which pierces them and lays an egg. When the egg hatches out into a
larva, the larva becomes surrounded by the tissue of the developing Gallnut.
Chinese Gallnut contains the highest naturally occurring level of Tannin, from
50% to 70%. The gallnuts are harvested and processed to derive the various
grades of Tannic Acid and a wide variety of chemicals for the applications in
industries such as Inks, Brewing, Wine, Food and Cosmetic Antioxidant,
Pharmaceutical Industry and Organic Synthesis etc.
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