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Solvents -- Water
Specification Comparison
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 Printer friendly PDF version (116 kb)
| Sigma-Aldrich Water Specifications Comparison |
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CHROMASOLV
LC-MS |
CHROMASOLV
Plus |
CHROMASOLV
for HPLC |
ACS |
| UV Absorption |
| λ: 200 nm |
≤0.022 |
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| λ: 205 nm |
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≤0.01 |
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| λ: 210 nm |
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≤0.01 |
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| λ: 230 nm |
≤0.0044 |
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| λ: 250 nm |
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≤0.005 |
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| λ: 400 nm |
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≤0.005 |
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| Gradient Analysis |
| 210 nm |
≤5 mAU |
≤5 mAU |
≤10 mAU |
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| 254 nm |
≤1 mAU |
≤1 mAU |
≤2 mAU |
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| Total Impurities |
| Evaporation Residue |
≤0.0001% |
≤0.0003% |
≤0.0003% |
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| Specific Conductance |
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2.0 uOhm/cm (Max)
@ 25C |
| Fluorescence 254 nm |
≤1.0 ppb |
≤1.0 ppb |
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| Fluorescence 365 nm |
≤1.0 ppb |
≤1.0 ppb |
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| LC-MS suitability |
Passes Test |
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| Heavy metals |
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≤0.01 ppm
(as Pb) |
| Chloride |
≤0.01 ppm |
≤0.01 ppm |
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≤0.4 ppm |
| Fluoride |
≤0.01 ppm |
≤0.01 ppm |
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| Nitrate |
≤0.1 ppm |
≤0.1 ppm |
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≤0.4 ppm |
| Phosphate |
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≤1.0 ppm |
| Silica |
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≤0.01 ppm |
| Sulfate |
≤0.1 ppm |
≤0.1 ppm |
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≤1.0 ppm |
| Silver |
≤0.1 ppm |
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| Aluminum |
≤0.5 ppm |
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| Barium |
≤0.1 ppm |
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| Calcium |
≤0.1 ppm |
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| Cadmium |
≤0.05 ppm |
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| Cobalt |
≤0.02 ppm |
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| Chromium |
≤0.02 ppm |
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| Copper |
≤0.02 ppm |
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| Iron |
≤0.1 ppm |
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| Potassium |
≤0.1 ppm |
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| Magnesium |
≤0.1 ppm |
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| Manganese |
≤0.02 ppm |
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| Sodium |
≤0.1 ppm |
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| Nickel |
≤0.02 ppm |
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| Lead |
≤0.1 ppm |
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| Tin |
≤0.1 ppm |
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| Zinc |
≤0.1 ppm |
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| Packaging Options |
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CHROMASOLV
LC-MS |
CHROMASOLV
Plus |
CHROMASOLV
for HPLC |
ACS |
| Glass Bottle |
39253 |
34877 |
270733 |
320072 |
| VerSA-Flow™ |
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270733 |
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| NOWPAK™ |
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34877 |
270733 |
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| Drum |
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270733 |
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For a complete list of all available unit sizes and product specifications,
simply click on the product numbers above!
CHROMASOLV® Mobile Phase Blends for HPLC & LC-MS Applications
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