Research Article

Development and Validation of Analytical Procedure for Elemental Impurities in Rosuvastatin Calcium Tablets by ICP-MS and Microwave Digestion

Table 2

The parameter of ICP-MS.

ParametersSetup

Nebulization temperature (°C)2.7
Peristaltic pump speed (r·min−1)40
Nebulizer gas flow rate (L·min−1)0.9964
Cooling gas flow rate (L·min−1)14
Auxiliary gas flow rate (L·min−1)0.8
Sampling depth (mm)5
Collision gas flow rate (mL·min−1)5.4
Plasma power1550
CCT focus lens3.6
Scan modeKED
Number of scans20
Time per scan (s)0.5
Time of dwell (s)0.05
Time of uptake (s)45
Time of wash (s)30
Torch vertical position0.77
Extraction lens 2−200.7