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The laboratory must have procedures for documenting the effect of the matrix on method performance (precision
Re ICP-MS 72 amu 20 ppt n/a M+ 36Ar2
Location: Group 12
01 µg/mL 1 ion Ir
10,000ug/mL PRASEODYMIUM 500mL ICP-31N-10X-0.5 The laboratory must have proceduresElement properties Praseodymium Location: Period 6 (lanthanoid) Atomic Weight: 140. 9077 Coordination Number: 6 to 9, 10 for some compounds Chemical Form in Solution: Pr(OH)y(H2O)x+3 y Storage & Handling: Keep tightly sealed when not in use. Store and use at 20 4C. Do not pipet from container. Do not return portions removed for pipetting to container. Chemical Compatibility: Soluble in HCl and HNO3. Avoid HF, H3PO4, H2SO4, and neutral to basic media.
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