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Table 1 EDS analysis results for elemental composition of eggshell

From: Optimization and kinetics studies of biodiesel synthesis from Jatropha curcas oil under the application of eco-friendly microwave heating technique: an environmentally benign and sustainable bio-waste management approach

Elements

Before calcination

After calcination

wt%

At%

wt%

At%

Carbon (C)

13.6

23.5

2.3

6.5

Nitrogen (N)

5.1

7.6

N.D

N.D

Oxygen (O)

33.8

43.8

9.05

19.05

Sodium (Na)

1.2

1.1

N.D

N.D

Calcium (Ca)

46.4

24.0

88.6

74.4

  1. N.D Not detected
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Sustainable Environment Research

ISSN: 2468-2039

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