Urea

Urea

Meltingpoint,133to135°C(271to275°F;406to408K).Boilingpoint,decomposes.Solubilityinwater.545g/L(at25°C).Solubility,500g/Lglycerol.。其他文章還包含有:「57」、「Asolutionofureainwaterhasaboilingpointof100.18^oC...」、「UreaACSreagent,99.0-100.557」、「Urea|57-13」、「Urea|CAS#:57-13」、「Urea」、「Urea」、「Urea,MPBiomedicals」

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urea中文尿素用途尿素肥料有毒嗎urea fertilizer中文urea尿素
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57
57

https://www.chemicalbook.com

Boiling point: 332.48°C (estimate) ; Density, 1.335 g/mL at 25 °C(lit.) ; vapor pressure, <0.1 hPa (20 °C) ; refractive index, n 20/D 1.40 ; storage temp. 2-8°C.

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A solution of urea in water has a boiling point of 100.18^oC ...
A solution of urea in water has a boiling point of 100.18^oC ...

https://www.toppr.com

A solution of urea in water has a boiling point of 100.18∘C. Calculate the freezing point of the same solution. Molal depression and elevation constants for ...

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Urea ACS reagent, 99.0-100.5 57
Urea ACS reagent, 99.0-100.5 57

https://www.sigmaaldrich.com

Urea is a colourless organic compound, without any odour. It is easily soluble in water | CAS 57-13-6 | Buy online from Sigma Aldrich.

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Urea | 57-13
Urea | 57-13

https://www.chemicalbook.com

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Urea | CAS#:57-13
Urea | CAS#:57-13

https://www.chemsrc.com

Boiling Point, 332.48°C ; Molecular Formula, CH4N2O ; Melting Point, 131-135 ºC ; MSDS, Chinese USA ; Flash Point, 53.7±22.6 °C ...

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Urea
Urea

https://www.chemspider.com

ChemSpider record containing structure, synonyms, properties, vendors and database links for Urea, 57-13-6, Carbamide.

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Urea
Urea

https://pubchem.ncbi.nlm.nih.g

5 Boiling Point. Decomposes (NTP, 1992). National Toxicology Program ... Pure urea should not give the biuret reaction unless heated above melting point.

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Urea, MP Biomedicals
Urea, MP Biomedicals

https://www.fishersci.com

Specifications ; Melting Point, 130°C to 140°C ; Color, White ; Boiling Point, 135°C (decomposition) ; Linear Formula, CH4N2O ; Quantity, 50 g.