Tannins Flashcards
1
Q
Goldbeater test
A
Brown or black color is produced
Tannin
2
Q
Gelatin test
A
White colored ppt
Tannin
3
Q
Phenazone test
A
Colored ppt
Tannin
4
Q
Catechin test (matchstick test)
A
Matchstick wood turns red or pink
+ phloroglucinol
5
Q
Ferric Chloride
A
Blue color to olive green
+ tannins