Acqua LC/MS LGR

H₂O
M.W: 18.02  CAS: 7732-18-5  EC: 231-791-2  TARIC: 28539010

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• LC-MS Suitability
• ESI+ mode (as Reserpine) ≤ 50ppb
• ESI- mode (as 4-Nitrophenol) ≤ 50ppb
• Residue after evaporation ≤ 1ppm
• UV Absorbance at 200 nm ≤ 0.01
• UV Absorbance at 250-400 nm ≤ 0.005
• Gradient Elution test
• Largest eluted peak (254 nm) ≤ 1mAU
• Largest eluted peak (210 nm) ≤ 5mAU
• Fluroescence Trace Impurities
• -at 450 nm Emission ≤ 0.1ppb
• -at Emission Maximum for impurities ≤ 0.2ppb
• Aluminium (Al) ≤ 25ppb
• Barium (Ba) ≤ 5ppb
• Cadmium (Cd) ≤ 5ppb
• Calcium (Ca) ≤ 25ppb
• Chromium (Cr) ≤ 5ppb
• Cobalt (Co) ≤ 5ppb
• Copper (Cu) ≤ 5ppb
• Iron (Fe) ≤ 5ppb
• Lead (Pb) ≤ 5ppb
• Magnesium (Mg) ≤ 5ppb
• Manganese (Mn) ≤ 5ppb
• Lithium (Li) ≤ 5ppb
• Nickel (Ni) ≤ 5ppb

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