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单词 starch iodide
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starch iodide
starch iodide n. a dark-blue soluble complex formed by the reaction of iodine and starch.
ΚΠ
1861 Sci. Amer. 9 Feb. 87/3 By bringing a starch iodide into contact with yeast, it is deprived of its blue color, and becomes sweet, gummy, and very soluble in water.
1878 W. de W. Abney Treat. Photogr. xxi. 151 A dark blue colour due to starch iodide.
1911 Bot. Gaz. 51 123 When wheat seedlings are placed in dilute solution of blue starch iodide with seeds and roots in the solution, the blue color is soon discharged.
1982 Brit. Med. Jrnl. (Clin. Res. ed.) 19 June 1835/1 The iodine in the scrub combines with the starch to form blue-black starch iodide.
2008 Fisheries Res. 90 88/1 The lobsters were swab tested using the starch-iodide solution (including the control) to test for the presence of bleach.
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