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Water
Formula: H2O F.W.: 18.02 CAS: 7732-18-5
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Physical Data |
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Appearance |
Clear |
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Polarity Index (P') |
10.2 |
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Viscosity (cP, 20℃) |
1 |
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Density (g/ml. 25℃) |
1 |
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Boiling Point (℃) |
100 |
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Eluotropic Value (E°)(on Alumina) |
0.99 |
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Refractive Index (25℃) |
1.333 |
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LCMS WA-1476 |
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Fluorescence at 450nm (as Quinine)(ppb) |
max 0.1 |
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Evaporation Residue (ppm) |
max 1 |
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LC Gradient Elution Test |
Passes |
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Optical Absorbance at |
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190nm |
max 0.01 |
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200nm |
max 0.01 |
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210nm |
max 0.01 |
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250nm |
max 0.005 |
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400nm |
max 0.005 |
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Resistivity when bottling |
min 18MΩcm |
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TOC when bottling |
max 50ppb |
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Tracemetals: |
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Aluminium (Al)(ppb) |
max 100 |
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Calcium (Ca)(ppb) |
max 100 |
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Magnesium (ppb) |
max 100 |
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Potassium (K)(ppb) |
max 100 |
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Sodium (Na)(ppb) |
max 100 |
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