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Table 7 Fluorescence analysis of Aralia cachemirica root

From: Pharmacognostic standardization of Aralia cachemirica: a comparative study

S.No. Reagents Visible light UV 254 nm UV 366 nm
1 Powder drug Light brown Dark orange Bluish gray
2 Powder drug + distilled water Moderate brown Dark orange Olive green
3 Powder drug + 10% aq. sodium hydroxide Chocolate brown Light orange Moderate green
4 Powder drug + ammonia Dark brown Light orange Greena
5 Powder drug + conc. sulfuric acid Reddish black Blackish orange Black
6 Powder drug + sulfuric acid + water Black Moderate orange Olive green
7 Powder drug + conc. hydrochloric acid Chocolate brown Dark orange Dark olive green
8 Powder drug + hydrochloric acid + water Moderate brown Light orange Moderate olive green
9 Powder drug + conc. nitric acid Moderate orange Moderate orange Grayish black
10 Powder drug + nitric acid + water Light orange Moderate orange Grayish black
11 Powder drug + iodine Grayish black Light black Greenish black
12 Powder drug + 5% ferric chloride Light black Blackish orange Black
13 Powder drug + picric acid Dark yellow Light orange Greenish black
14 Powder drug + picric acid + water Blackish yellow Moderate orange Greenish black
15 Powder drug + glacial acetic acid Moderate brown Light orange Bluish gray
16 Powder drug + petroleum ether Moderate brown Orange Bluish green
17 Powder drug + chloroform Chocolate brown Blackish orange Light olive green
18 Powder drug + ethyl acetate Moderate brown Blackish orange Light green
19 Powder drug + methanol Light brown Light orange Bluish greena
20 Powder drug + 5% potassium dichromate Yellowish brown Light orange Black
21 Powder drug + alcoholic potassium hydroxide Dark brown Grayish black Greena
  1. aDiagnostic color