prills

Urea solution with the addition of formaldehyde can be used to produce larger urea prills, the strength of the product prills is improved, and dust is reduced;

溶液中加入甲醛,可用于大颗粒的生,可提高品颗粒强度,降低粉尘,这是目企业生控制的一种措施,甲醛在品中转化为亚甲基二脲。