CenGeoLab
Analytical methods
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Analyses of heavy metals

1.     Analysis of heavy metals in water

Elements

Method

Code

Determination lower limit, mg/kg

Object

Al

Inductively coupled plasma optical emission spectrometry (ICP-OES)

 

ICP-25*

0.025

Water

Fe

0.02

Cu

0.01

Zn

0.01

Pb

0.05

Ni

0.03

Co

0.01

Mn

0.01

Cr

0.02

V

0.01

Mo

0.03

Ag

0.05

Sb

0.05

Cd

0.05

Sr

0.01

Ba

0.01

As

0.01

U

spectrophotometry

SPhM-76*

0.01

 

2.     Analysis of heavy metals in soil

 

Elements

Method

Code

Determination lower limit, mg/kg

Object

F                     As                   Ba                         Bi                      Ce                     Co                   Cr                    Cs                    Cu                      Ga                   Ge                   Hf                       La                     Mo                   Nb                     Nd                       Ni                      Pb                       Pr                        Rb                   Sb                    Sc                        Sm                      Sn                      Sr                      Ta                    Th                      U                          V                          W                      Y                    Zn                    Zr

X-Ray fluorescence spectrometry (XRF)

XRF-49*

 

 

500-10000                             5-5000                                 20-10000                            5-5000                              25-20000                          5-10000                             5 -10000                              25-1000                            5-1000                              3-100                                3-100                               15-5000                          25-30000                          5-10000                            3-5000                            50-5000                             5-10000                            5-20000                                30-2000                                3-1000                            40-10000                        15-500                             30-5000                          20-5000                            3-10000                            6-10000                             5-5000                                 5-10000                                15-10000                          8-25000                            3-5000                                   3-10000                                 3-10000

 

 

 

 

 

 

Soil

 

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