Elements

Method

Code

Determination range, %

Cu

Aqua regia (open system)- AAS

AAS -10*

0.001-10.0

Zn

0.001-20.0

Pb

0.005-10.0

Ni

Aqua regia (open system)- AAS

0.005-10.0

Co

0.005-10.0

Sb

Aqua regia (open system)- AAS

0.005-10.0

Cd

0.005-10.0

Bi

Nitric acid + hydrochloric digestion-AAS

AAS -33

0.005-10.0

As

Atomic absorption spectrometry (hydride generation)

AAS -30

0.01-1.0

Li

Hydrofluoric acid+ sulphuric acid  АES

АES -26

0.005-1.0

Rb

0.005-0.5

Cs

0.005-2.0