Harnstoff ≥99,5%, ultrareines Bioreagenz, J.T. Baker®

Lieferant: Avantor
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Synonyme: Carbamid Aminoameisensäureamid Carbonyldiamid Urea

4111-01EA 0 EUR
4111-01 4111-07 4111-F9 4111-05
Harnstoff ≥99,5%, ultrareines Bioreagenz, J.T. Baker®
Harnstoff

For protein solubilization and denaturation. DNase-, RNase-, protease-, and cyanate-free.

Formel: NH₂CONH₂
Molekulargewicht: 60,06 g/mol
Siedepunkt: 197 °C (1013 hPa)
Schmelzpunkt: 132,7 °C
Dichte: 1,34 g/cm³ (20 °C)
Lagerungstemperatur: Raumtemperatur
MDL Number: MFCD00008022
CAS-Nummer: 57-13-6
EINECS: 200-315-5
REACH-Nummer: 01-2119463277-33
Merck Index: 12,10005
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Spezifikation Testergebnisse

For Laboratory,Research,or Manufacturing Use
Assay (NH₂CONH₂) 98.0 - 102.0 %
Appearance Passes Test
RNase Activity Passes Test
DNase Activity (None Detected) Passes Test
Protease Activity Passes Test
Absorbance of a 5M Solution - 260 nm ≤0.050
Absorbance of a 5M Solution - 280 nm ≤0.030
Biuret ≤0.01
Cyanate (CNO) None Detected
Insoluble Matter ≤0.005 %
Water (H₂O)(by Karl Fischer titrn) ≤0.5 %
Conductivity of 8.5M Solution at 25°C, (µmho/cm) ≤30
Chloride (Cl) ≤1 ppm
Trace Impurities - Copper (Cu) ≤1 ppm
Trace Impurities - Iron (Fe) ≤1 ppm
Trace Impurities - Lead (Pb) ≤1 ppm

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