Table 1 Chemical composition of commercial feed and raw bentonite in central eastern desert, Egypt.

From: Bentonite-supplemented diets improved fish performance ammonia excretion haemato-biochemical analyses immunity antioxidants and histological characteristics of European seabass Dicentrarchus labrax

Chemical analysis of commercial feed

Composition

Dry Matter

 

Crude Protein

Ether extract

Fibers

NFE

Ash

Gross energy (kcal/100gm)

 

N:C ratio (mg CP: Kcal)

 

%

92

 

46

16

3.03

19.99

14.98

492.64

 

93.37

 

Chemical composition of raw bentonite*

Chemical compound

SiO2

Al2O3

MgO

Fe2O3

Na2O

K2O

CaO

TiO2

P2O5

MnO

LOI

% in raw bentonite

54.53

17.25

3.16

4.67

1.87

0.75

1.14

0.03

0.04

0.02

16.52

  1. Source: *Dardir et al.22.