短語詞組短語chemistry reference substance 化學對照品reference substance contrast method 溶出度對照品對照法clavulanate reference substance 克拉維酸對照品toxicity reference substance 毒性參照物soil standard reference substance 土壤標準物質rutin as reference substance 蘆丁為對照品Chemical reference substance 化學對照品;對照品;化學標準品working reference substance 工作對照品 返回 reference substance