•Sample introduction for solutions:
1)Pneumatic nebulizers
2)Ultrasonic nebulizers
3)Electrothermal vaporizers
4)Hydride generation
•3 BH4-  +  3 H+  +  4 H3AsO3  à 
•                        3 H3BO3  +  4 AsH3  +  3 H2O
5)Cold vapor generation
•          Hg2+  +  Sn2+  à  Hgo  +  Sn4+