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玺标（上海）科技基体标物/质控样品：ST-020-04Z-37Z乙酸乙酯中9种VOC混标1000μg/ml1ml

玺标（上海）科技基体标物/质控样品：ST-020-10Z-78Z甲醇中13种半挥发性有机物混标定制产品/GB/T 5750.8-2006附录b100μg/ml1ml

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玺标（上海）科技基体标物/质控样品：ST-023-01A-15A甲醇中8种苯系物混标-异丙苯HJ584-201050μg/ml1ml

玺标（上海）科技基体标物/质控样品：ST-020-04Z-82Z二氯甲烷中4种内标混标4000μg/ml2ml