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Table 2 Characteristics performance of ICP-OES calibration equation

From: Eco-toxic risk assessment and source distribution of trace metals in surface sediments of the coastal and in four rivers estuary of Sarawak

Trace metal

Parameters

R2

Slope

Intercept

LODs (mg/kg)

LOQs (mg/kg)

Zn

0.9880

0.0114

0.0012

0.0404

0.1224

As

0.9910

0.0136

0.0014

0.0379

0.1149

Fe

0.9720

0.0371

0.0206

0.0106

0.0321

Mg

0.9830

0.0131

0.0017

0.0143

0.0143

Mn

0.9870

0.0211

0.0043

0.0348

0.1055

Ni

0.9910

0.0117

0.0013

0.0330

0.1000

Cr

0.9690

0.0431

0.0073

0.0429

0.1300

Cu

0.9950

0.0201

0.0134

0.0541

0.1639

Co

0.9990

0.0114

0.0036

0.0101

0.0306

Cd

0.9670

0.0633

0.0073

0.0132

0.0400

  1. LOD  limit of detection, LOQ  limit of quantification, R2  variance