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Cytosine 99+%

Dodávateľ: Thermo Scientific

ACRO161760050EA 179.81 EUR
ACRO161760050 ACRO161761000 ACRO161760250
Cytosine 99+%
Cytosine
Vzorec: C₄H₅N₃O
Mw: 111,1 g/mol
Teplota tavenia: >300 °C
Skladovacia teplota: Ambient
Číslo MDL: MFCD00006034
Číslo CAS: 71-30-7
EINECS: 200-749-5
Merck Index: 13,02824

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Výsledky špecifikačného testu

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 ≥98.0 % (lambda max. 275 nm, pH 1)
UV spectrophotometry molar absorptivity 10400 +/- 2%, on dry basis
Heavy metals (as Pb) ≤10 ppm

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