Tannins Flashcards

1
Q

Goldbeater test

A

Brown or black color is produced

Tannin

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2
Q

Gelatin test

A

White colored ppt

Tannin

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3
Q

Phenazone test

A

Colored ppt

Tannin

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4
Q

Catechin test (matchstick test)

A

Matchstick wood turns red or pink

+ phloroglucinol

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5
Q

Ferric Chloride

A

Blue color to olive green

+ tannins

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