Research Article

Trace Lead Measurement and Online Removal of Matrix Interference in Geosamples by Ion-Exchange Coupled with Flow Injection and Hydride Generation Atomic Fluorescence Spectrometry

Table 1

Operating parameters of the AFS.

PMT-voltage320 mv
Main lamp current80 mA
Lamp ancillary electrode current30 mA
Argon carrier gas flow rate600 ml m i n 1
Atomization temperatureLow ( 2 0 0 C )
Observation height7 mm