| 单词 | guar gum |
| 释义 | > as lemmasguar gum guar gum n. a fine greyish-white powder obtained by grinding the endosperm of guar seeds and used in the food, paper, and other industries; also, the polysaccharide that is the main constituent of this. ΘΚΠ society > occupation and work > materials > derived or manufactured material > vegetable extracts or preparations > [noun] > guar gum guar1945 guar flour1946 guar gum1950 1950 Jrnl. Amer. Chem. Soc. 72 4634/1 Guar gum extracted from the endosperm of guar seed is a galactomannan polysaccharide in which the ratio of d-mannose to d-galactose is 2:1. 1959 F. Smith & R. Montgomery Chem. Plant Gums xii. 325 The polysaccharide in guar flour, as the crude, powdered gum is sometimes called, contains 84 per cent of d-mannose and 16 per cent d-galactose... The crude guar gum..may contain 1 to 5 per cent protein. < as lemmas |
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