Guanine 99+%
Leverancier: Thermo Scientific
|
Waarschuwing
|
ACRO120250250EA
54.4
EUR
ACRO120250250
ACRO120251000
ACRO120250100
Guanine 99+%
Guanine
Formule:
C₅H₅N₅O MW: 151,13 g/mol Smeltpunt: 360 °C (ontbinding) Opslagtemperatuur: Kamertemperatuur |
MDL-nummer:
MFCD00071533 CAS-nummer: 73-40-5 EINECS: 200-799-8 Merck Index: 13,04580 |
Specificaties testresultaten
Appearance | White to cream Powder |
Infrared spectrum | Conforms |
Loss on drying | ≤0.5 % |
HPLC | ≥99.0 % |
Residue after ignition | ≤0.1 % |
Ratio of Absorbances | 1.35 to 1.41 (A250/A260) |
Ratio of Absorbances | 0.82 to 0.86 (A280/A260) |
Ratio of Absorbances | 0.47 to 0.51 (A290/A260) |
Ratio of Absorbances | lambda max. 248 nm, pH 1 |
Titration with HClO4 | ≥99.0 % (On dry substance) |
Heavy metals (as Pb) | ≤10 ppm |
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