Urea ≥99.5%, Ultrapure Bioreagent, J.T. Baker®

Toimittaja: Avantor
Varoitus

Synonyms: Karbamidi

4111-01EA 0 EUR
4111-01 4111-07 4111-F9 4111-05
Urea ≥99.5%, Ultrapure Bioreagent, J.T. Baker®
Urea

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

Kaava: NH₂CONH₂
MW: 60,06 g/mol
Kiehumispiste: 197 °C (1013 hPa)
Sulamispiste: 132,7 °C
Tiheys: 1,34 g/cm³ (20 °C)
Storage Temperature: Huoneenlämpö
MDL numero: MFCD00008022
CAS-numero: 57-13-6
EINECS: 200-315-5
REACH: 01-2119463277-33
Merck Index: 12,10005
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Testitulosten erittely

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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