Melzer’s Reagent

Appears in

Mushrooms

Mushrooms

By Roger Phillips

Published 2006

melzer’s reagent 1.5g iodine, 5g potassium iodide + 100g chloral hydrate dissolved in 100ml warm, distilled water. When added to a mass of spores a blue-black colour change is a positive amyloid reaction, a reddish-brown colour change is a positive dextrinoid reaction.

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