noun[mass noun] Chemistry
A hygroscopic solid acid with strong oxidizing properties.
- Chemical formula: H5IO6.
- Semi-thin sections were incubated first with periodic acid for 8 min, rinsed in distilled water and then treated in the dark with Schiff reagent for 15 min to reveal carbohydrates.
- We also note that atherinomorphs have periodic acid Schiff-positive yolk, but the phylogenetic significance of this observation remains to be determined with further surveys.
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