chemical test of agar

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Sudha Thamarapalli's picture

Answer: 
Under UV rays it shows blue color[1] Ref: 1. S.B.Gokale, A text book of pharmacognosy, nirali prakashan, pg.no 9.162

Regards,

Sudha.T

Seema Meena's picture

Answer: 
agar shows gelling property

thanks SEEMA MEENA

Narmadha's picture

Answer: 
1.Boil about 1.5gm agar with 100ml. water.Cool the solution to room temperature. It forms a stiff jelly. 2.To 0.2% solution of agar in water,add solution of tannic acid;no precipitate is produced. etc,. Ref:PHARMACOGNOSY by C.K.KOKATE,A.P.PUROHIT,S.B.GOKHALE Fourty Second Edition. Page no.7.25

With regards, Narmadha  

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