1) Flexible payments (O/A 180 days); 2) State-owned company with 30 years history; 3) Low price, reliable quality & delivery! NOMENCLATURE Common name pymetrozine (BSI, pa E-ISO)IUPAC name (E)-4,5-dihydro-6-methyl-4-(3-pyridylmethyleneamino)-1,2,4-triazin-3(2H)-one Chemical Abstracts name (E)-4,5-dihydro-6-methyl-4-[(3-pyridinylmethylene)amino]-1,2,4-triazin-3(2H)-one CAS RN [123312-89-0] ...