Cytosine 99+%
Leverantör: Thermo Scientific
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Varning
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Synonyms:
6-Aminopyrimidin-2(1H)-one, 4-Amino-2-pyrimidinol
161760050
161760250
161761000
ACRO161760050EA
2350
SEK
ACRO161760050
ACRO161760250
ACRO161761000
Cytosine 99+%
Cytosine
Formel:
C₄H₅N₃O MW: 111,1 g/mol Smältpunkt: >300 °C Densitet: 0,99771 g/cm³ (25 °C) Storage Temperature: Omgivande |
MDL Number:
MFCD00006034 CAS nummer: 71-30-7 EINECS: 200-749-5 Merck Index: 13,02824 |
Specifikation testresultat
Appearance | White to light yellow Crystalline powder |
Infrared spectrum | Conforms |
Loss on drying | ≤0.5 % (105°C, 5 hrs) |
Sulfated ash | ≤0.1 % (800°C) |
HPLC | ≥99.0 % |
UV spectrophotometry | molar absorptivity 10400 +/- 2%, on dry basis |
Heavy metals (as Pb) | ≤10 ppm |
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