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Table 6 Flame Atomic Absorption Spectrometry for heavy metals analysis of crab shells leftover samples at zero incubation time and after 32 h under shake flask cultivation condition

From: Bioprocess development as a sustainable platform for eco-friendly alkaline phosphatase production: an approach towards crab shells waste management

Metals conc. (mg/Kg)

Crab shells leftover sample at zero incubation time

Crab shells leftover sample after 32 h incubation time

Co

0.0317

5.40

K

5430

13,335

Fe

211.7

507.1

Ni

5.93

 < 0.02

Cd

12.25

15.29

Cr

5.66

15.85

Zn

49.81

84.40

Mg

14,160

11,445

Mn

44.26

71.27

Li

7.12

5.94

Ca

212,400

707,250

Na

20,730

49,215

Cu

22.84

14.345

  1. Significant values are indicated in bold