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Granular Urea 2-4.8mm 46% N rau Agricultural siv
Khoom piav qhia Lub npe tshawb fawb Dicyandiamine, cyanoguanidine Cim Dawb siv lead ua, txheeb ze ntawm 1.40, melting point 207-212 ° C, soluble hauv dej thiab ethanol, me ntsis soluble hauv ether thiab benzene.CAS No. ..
