CAS No.: | 57-13-6 |
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Formula: | CH4n2o |
EINECS: | 200315-5 |
Certification: | ISO9001, GMP, ISO, CE |
Application: | Vegetables, Flowers, Fruit |
Appearance: | Granular |
Samples: |
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Customization: |
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Product description:
Item | Min/Max Values | Result | |
Urea Assay (wt %) | 98.0 min | 99.9 | |
Granulate size(%) | 90min(0.85-2.80mm) | 95 | |
Moisture (wt %) | 0.5 max | 0.4 | |
Nitrogen(wt %) | 46 min | 46.6 | |
Biuret (wt %) | 0.9 max | 0.86 | |
Aldehydes (ppm) | 15 max | 6 | |
Free Ammonium (wt %) | 0.6 max | 0.01 | |
Insolubles (ppm) | 20 max | 5 | |
Fe (mg/kg) | 0.5 max | Less than 0.2 | |
Al (mg/kg) | 0.5 max | Less than 0.1 | |
Cu (mg/kg) | 0.5 max | Less than 0.2 | |
Zn (mg/kg) | 0.5 max | Less than 0.1 | |
Cr (mg/kg) | 0.5 max | Less than 0.2 | |
Ni (mg/kg) | 0.5 max | Less than 0.1 | |
Mg (mg/kg) | 0.5 max | Less than 0.15 | |
Na (mg/kg) | 0.5 max | Less than 0.2 | |
K (mg/kg) | 0.5 max | Less than 0.2 | |
Calcium (mg/kg) | 0.5 max | Less than 0.3 | |
Ash (ppm) | 100 max | Less than 10 | |
Phosphate(ppm) | 0.5 max | Less than 0.1 | |
Alkalinity as NH3(wt%) | 0.2 max | Less than 0.1 | |
Additive: | NO | NO |
Uses
Urea is a high concentration of nitrogen fertilizer, is a neutral organic fertilizer, also can be used in the production of a variety of compound fertilizer. In industry, for steel, stainless steel chemical polishing has whitening effect, used as a corrosion inhibitor in the metal pickling, also used in the preparation of the palladium activation fluid..
Packing and Transport
50kg ,500kg,1000kg PP bag or pallet available ,Stored in cool, dry and draughty storehouse. Kept away form fire, heat source, moisture. Avoid packing damage. when necessary should be placing the waterproof canvas.