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Methanol HPLC-SG Lösemittel (Supra Gradienten Qualität) |
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Methanol HPLC-SG
SG = Supra Gradienten Qualität
| Test |
Spezifikationen |
| Aussehen |
Klar, farblos |
| Gehalt (GC) |
Min. 99.9% |
| Freie Säure |
Max. 0.002% |
| Wasser |
Max. 0.03% |
| Verdampfungsrückstand |
Max. 0.0002% |
| UV Durchlässigkeit |
λ (nm) 210 235 260
%T min. 40 85 98 |
| HPLC assay (RP18, 5 μm, 150x4.6 mm; gradient: methanol/water from 20% to 100%; 1 ml/min; over 30 min) |
| Highest peak |
at 235 nm Max. 2x10-3AU
at 254 nm Max. 1x10-3AU |
| Fluorescence as quinine |
at 254 nm Max. 1 ppb
at 365 nm Max. 0.5 ppb |
| Part Number |
Quantity |
| SOL.00050.2501 |
1 x 2,5 l |
| SOL.00050.2504 |
4 x 2,5 l |
Filtered through 0.2 μm PTFE. Bottled under inert gas.
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