1. The dock leaves contain oxalic acid and the roots contain tannic acid . 2. Tannins are removed using PVPP, haze-forming proteins by using silica or tannic acid . 3. Common processes involved chemicals such as glycerin, magnesium nitrate, tannic acid and albumen. 4. Some examples of these antagonists are caffeic acid, chlorogenic acid, and tannic acid . 5. He claimed the tea's tannic acid took away the pain. 6. Its bark was used to make medicine and tannic acid for tanning and dyeing. 7. The foliage and fruits contain tannic acid and are poisonous to cattle and humans. 8. Use carpet cleaning products containing tannic acid or benzyl benzoate. 9. Oak Marble Gall extract is used in deodorants because of tannic acid 's anti-bacterial properties. 10. This blue-black ink is made from iron salts and tannic acids from vegetable sources.
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