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International Journal of Phytomedicine and Phytotherapy

Table 2 Qualitative phytochemical screening of crude ethanol and hot water extract of Cassava peel biogas slurry

From: Phytochemicals and in vitro anti-apoptotic properties of ethanol and hot water extracts of Cassava (Manihot esculenta Crantz) peel biogas slurry following anaerobic degradation

S/N

Chemical Group

Specific Test

CPE

CPH

Observation

Observation

1

Test for Alkaloids

Mayer’s test

+

+

2

Test for Steroids

a) Sulphuric acid test

b) Salkowski test

+

+

+

+

3

Test for Flavonoids

Sulphuric acid test

++

+

4

Test for Saponins

General test

+

+

5

Test for Glycosides

General test

+

+

6

Test for Tannins/Phenol

Ferric chloride test

-

-

7

Test for Reducing Sugar

Benedict test

-

-

8

Test for Terpenoids

Chloroform test

+

-

  1. CPE Crude ethanol extract of Cassava peel biogas slurry, CPH Crude hot water extract of Cassava peel biogas slurry