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UREA Molecular Biology

Carbamide, Carbonyldiamide

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COAs

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500 g (00500)

1PW1200750
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Article No. 06451 Grade Molecular Biology
Purity 99.5% CAS No. 57-13-6
Molecular Formula NH2CONH2 Molecular Weight 60.06
H.S. Code 3102.1000 Shelf Life 60 Months

Physical Properties

Physical state at 20 °C Solid Colour White crystalline
pH value 7.5 - 9.5 at 480 g/l at 25 °C Melting point/ Freezing point [°C] 132 - 135 °C
Vapour pressure [20°C] 0.009 hPa at 20 °C Vapour density 2.07
Density [g/cm3] 1.335 Solubility in water [% weight] 480 g/l at 20 °C - completely soluble
Partition coefficient Log Pow octanol / water at 20°C -2.59

Specifications

Appearance White granules or crystalline powder Assay (ex N) Min 99.5%
Solubility (in water; 20°C) 590 g/L DNAase/RNAase/Proteases Not detectable
Melting point 132-135 deg C Heavy metal (as Pb) Max 0.001%
pH (8 M in water; 25°C) 7.5 - 10.5 Chloride (Cl) Max 0.0005%
Sulphate (S) Max 0.001% Iron (Fe) Max 0.0005%
Revision Date: 03-Dec-2018

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