| 释义 |
terephthalic acid [¦ter·ǝf¦thal·ik `as·ǝd] ORGANIC CHEMISTRY C6H4(COOH)2 A combustible white powder, insoluble in water, soluble in alkalies, sublimes above 300°C; used to make polyester resins for fibers and films and as an analytical reagent and poultry-feed additive. Also known as para-phthalic acid; TPA. |