Research Article

Microwave-Assisted Digestion Using Dilute Nitric Acid and Hydrogen Peroxide for Multielement Determination in Wheat Flour by ICP-MS

Table 1

Operational conditions used for the determination of elements by ICP-MS.

ICP-MS conditionsValue

RF generator power1550
Plasma gas rate (mL mināˆ’1)30
Nebulizer typeMicromist
Carrier gas (l/min)5
Make up gas (l/min)0.15
Plasma gas (l/min)15
Nebulizer pump (rps)0.1
Points/peak3
Repetitions3
Integration time/mass (sec)0.3