We are offering 46% n urea. Packaging & delivery packaging detail: 9.5 50 1000kg bag or at customer's request.Delivery detail: within 20 daysspecifications urea 46% 1. Nitrogen : 46.0% min 2. Biuret : 1.0% max 3. Moisture : 0.5% max 4. Size (0.85-2.80mm) : 90% minurea 46%used for agriculture or industry, names chemical fertilizer.9.5 50 1000kg bag or at customer's request.Standard : gb2440-2001color : white specifications : parameter unit guarantee test result methodnitrogen % 46.0 min 46.60 gbt 2441.1-2008biuret % 1.0 max 0.75 gbt 2441.2-2010moisture % 0.8 max 0.4 gbt 2441.3-2010size (0.85-2.80mm) % 90 min 95.1 gbt 2441.7-2010