The Urea Formaldehyde above is supplied by the powder. The powder product 100% sieves through 20 to 120 mesh, can be used in making granulation craft to obtain the slow-release complex fertilizer.
Total Nitrogen (TN)%≥3
8Urea Nitrogen (UN)%≤5
Activity Index (AI)%≥40
Cold Water Insoluble Nitrogen(CWIN)%≥25
Hot Water Insoluble Nitrogen(HWIN)%≤13
Biuret%≤0.76