... .9kg bags. B, We can provide urea from May to October, 2013. Due to China ... tariff policy for urea, we can only supply urea in 9.9kgs/bag from June to October ... resin & adhesive enterprises. Our products include melamine, urea, sodium chloride, ammonium chloride, hexamine, etc.Our ... one-stop reliable chemicals supplier, such as melamine, urea, sodium chloride, ammonium chloride, hexamine,etc.Secondly, ...