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DEF (Urea) Product Specification
Urea 32.5 % - solution in water
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Min.
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Max.
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|
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Urea content
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31.8
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33.2
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% by weight
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Density at 20°C
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1.0870
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1.0930
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g/cm³
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Refracting index at 20°C
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1.3814
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1.3843
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Alkalinity as NH3
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0.2
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% by weight
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Biuret
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|
0.3
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% by weight
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Aldehydes
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|
5
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mg/kg
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Insolubles matter
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|
20
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mg/kg
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Phosphate (PO4)
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0.5
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mg/kg
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Calcium
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0.5
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mg/kg
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Iron
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0.5
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mg/kg
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Copper
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0.2
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mg/kg
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Zinc
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0.2
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mg/kg
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Chromium
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|
0.2
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mg/kg
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Nickel
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|
0.2
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mg/kg
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Aluminium
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|
0.5
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mg/kg
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Magnesium
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|
0.5
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mg/kg
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Sodium
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|
0.5
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mg/kg
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Potassium
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|
0.5
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mg/kg
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In accordance with:
ISO 22241-1, 1. edition Oct. 15 2006
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