LVYIN 2020 Bulk Urea 46% Prilled Price Granular 50kg Bag Fertilizer Urea
Test Items | Industrial grade | ||||
Top quality | First grade | Qualified product | |||
Total nitrogen ≥ | 46.5 | 46.3 | 46.3 | ||
Biuret ≤ | 0.5 | 0.9 | 1.0 | ||
Moisture (H2O) ≤ | 0.3 | 0.5 | 0.7 | ||
Iron (Fe) ≤ | 0.0005 | 0.0005 | 0.0010 | ||
Alkalinity (NH3) ≤ | 0.01 | 0.02 | 0.03 | ||
Sulfate (SO42-) ≤ | 0.005 | 0.010 | 0.020 | ||
Water insoluble matter ≤ | 0.005 | 0.010 | 0.040 | ||
Methylene diurea (HCHO) ≤ | |||||
D 0.85mm-2.80mm≥ D 1.18mm-3.35mm≥ D 2.00mm-4.75mm≥ D 4.00mm-8.00mm≥ | 90 | 90 | 90 | ||
2.Appearance:White Granular.
3.Packing:It is packed with polythene bag as the inner layer, and a compound plastic woven bag as the outer layer. or In kraft bag with plastic inner bag.The net weight of each bag is 25kg.
4.Properties: soluble in water, ethanol and benzene, almost insoluble in ether and chloroform.
5.Usage:It is used for industry as a corrosion inhibitor in metal pickling and also for the preparation of palladium activating solution.
6.Storage and Transport:It should be stored in a dry and ventilate warehouse; kept away form water and moisture during transport; unloaded with care, so as to avoid damage to bags. Furthermore, it should be stored separately from poisonous substances.
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