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Table 2 Operating conditions for the LA-ICP-MS

From: Development of the Arabian-Nubian Shield along the Marsa Alam-Idfu transect, Central-Eastern Desert, Egypt: geochemical implementation of zircon U-Pb geochronology

ICP-MS

 

 Model

Agilent 7850

 Forward power

1200 W

 Plasma gas flow

15 L min–1

 Carrier gas flow

1.10 L min− 1 (Ar), 0.3 L min− 1 (He)

 Interface

Ni sampler/Ni skimmer

Laser

 

 Model

UP-213 (New Wave Research)

 Wavelength

213 nm (Nd-YAG)

 Spot size

25 μm

 Repetition rate

5 Hz

 Energy density

7 J cm–2 (Attenuater: 50–60%)

 Warming up

10 s

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Geochemical Transactions

ISSN: 1467-4866

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