The dissociated amino acids and KNO3 in the sample amounted to 43.30mg/100g and 3.0%. Five compounds were isolated and elucidated as octadecane, hexadecylic acid, β-sitosterol, p-coumaric acid and potasium nitrate. 样品中游离氨基酸和KNO3含量分别为42.30mg/100g和3.0%,用柱色谱分离鉴定了十八烷、软脂酸、β-谷甾醇、p-香豆酸和KNO3。