1. Tsis txhob sib cuag nrog huab cua.Tsis txhob sib cuag nrog cov kua qaub chlorides, oxygen, thiab cov kua qaub.
2. Cov kua dej tsis muaj xim thiab yooj yim ntws, nws yuav tig xim av lossis xim liab thaum raug tshav ntuj lossis huab cua.Muaj iab saj.Nws yog miscible nrog dej, tab sis tsis ruaj khov hauv dej, yooj yim soluble hauv ethanol, ether, benzene thiab chloroform, thiab insoluble hauv roj av hydrocarbons.Insoluble hauv alkanes.
3. Cov khoom siv tshuaj: Furfuryl cawv tuaj yeem txo cov tshuaj nitrate ammonia thaum rhuab.Nws yog ruaj khov rau alkali, tab sis nws yog ib qho yooj yim rau resinize nyob rau hauv qhov kev txiav txim ntawm acid los yog oxygen nyob rau hauv cov huab cua.Tshwj xeeb, nws yog qhov tsis tshua muaj siab rau cov kua qaub uas muaj zog thiab feem ntau ntes hluav taws thaum cov tshuaj tiv thaiv khaus.Nws tshwm xiav thaum rhuab nrog ib tug sib tov ntawm diphenylamine, acetic acid, thiab concentrated sulfuric acid (diphenylamine cov tshuaj tiv thaiv).
4. Muaj nyob rau hauv cov pa luam yeeb-kho cov nplooj, burley luam yeeb nplooj, oriental nplooj luam yeeb thiab pa luam yeeb.
