The Beer's law was obeyed in the range of 0～0 mg/L and 0～0 mg/L with the RSD of . %～ .7% and .%～.% for sorbic acid and benzene acid, respectively.
The Beer's law was obeyed in the range of 0～0 mg/L and 0～0 mg/L with the RSD of . %～ .7% and .%～.% for sorbic acid and benzene acid, respectively.
山梨酸和苯甲酸的线性范围分别为0～0mg/L、0～0mg/L; 样品测定的精密度分别为. %～ .7%和.%～.%;