... of high purit, low iron and moisture and specially suitable for electronic glass production, firecracker, agriculture and tobacco planting etc., ... 250.30-K2O%≥--46Nitrogen(in nitrate)%≥--13.5Particle SizeMM--0.2-2.5 2-5 Applications:It is mainly applied in TV glass ... used to make compound fertilizer, foliar spray fertilizer, especially used for mango, tobacco, fruit tree, rubber. In additional, It is ...