Urea Granular CAS: 57-13-6 Chaw Tsim Khoom Siv

Urea Granular yog ib qho chiv uas muaj nitrogen ntau, yog ib qho chiv organic uas tsis muaj kuab lom, thiab kuj siv tau rau hauv kev tsim ntau yam chiv sib xyaw. Urea Granular yog qhov tsim nyog rau ntau yam av thiab nroj tsuag. Nws yooj yim khaws cia, yooj yim siv, thiab tsis muaj kev puas tsuaj rau av. Urea yog ib yam khoom siv raw rau kev tsim ob hom khoom tseem ceeb: urea-formaldehyde resins thiab urea-melamine-formaldehyde siv rau hauv cov ntoo plywood hauv hiav txwv. Ntau tshaj 90% ntawm kev tsim khoom lag luam thoob ntiaj teb ntawm urea yog siv rau kev siv ua chiv uas tso nitrogen. Urea muaj cov nitrogen ntau tshaj plaws ntawm txhua yam chiv nitrogen khov kho uas siv dav dav. Yog li ntawd, nws muaj tus nqi thauj khoom qis tshaj plaws rau ib chav ntawm cov khoom noj nitrogen.