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

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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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