脲(尿素),Urea,57-13-6
硫酸钾,Potassium sulfate,7778-80-5
六水合硝酸锌(硝酸锌),Zinc nitrate hexahydrate,7779-88-6
异丁醇,Isobutanol,78-83-1
乙醇(95%),Ethanol,64-17-5