UREA FERTILIZER 46% N GOST 2081-92 PRILLED Urea (PRILLED) GOST 2081-92 NITROGEN : 46.0% MIN (ON DRY BASIS) MOISTURE: 0.5% MAX BIURET %AGE BY WEIGHT: 1.0% MAX PARTICLE SIZE – (i) Material Passing thro ugh 2.8mm IS Sieve (Tyler Sieve 7) and retained on 1mm IS Sieve (Tyler Sieve 16) by weight i) To pass through 1mm IS Sieve by weight : 90% MIN,5% MAX MELTING POINT: 132 Degrees Celsius COLOUR: Pure white RADIATION: NON-Radioactive. FREE FLOWING: 100% Treated against caking, free from harmf ul substances. PHYSICAL: PRILLED, free from harmf ul substances, impurities & dust. FREE AMMONIA: 160 PXT, PPM. MAX.