玺标（上海）科技基体标物/质控样品：ST-023-02Z-40Z二氯甲烷中9种硝基苯类混标HJ592-2010100μg/ml1ml

玺标（上海）科技基体标物/质控样品：ST-020-08Z-87Z甲醇中26种挥发性有机物VOC混标DB44/814,815,816,8171000μg/ml1ml

玺标（上海）科技基体标物/质控样品：ST-020-08Z-83Z涂料中16种TVOC混标质控样GB50325-2020浓度见证书30g

玺标（上海）科技基体标物/质控样品：ST-020-08Z-90Z二氯甲烷中2种替代物混标HJ6461000μg/mL1ml

玺标（上海）科技基体标物/质控样品：ST-020-10Z-44Z水中甲醇和丙酮混标1000ug/mL2ml

玺标（上海）科技基体标物/质控样品：ST-020-09Z-02Z甲醇中9种苯系物混标/含氯苯1000μg/mL1ml