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玺标（上海）科技基体标物/质控样品：ST-020-04Z-38Z二氯甲烷中27种有机磷类和杂环类混标HJ963-2018/HJ1023-2019500mg/L1ml

玺标（上海）科技基体标物/质控样品：ST-020-04Z-32Z二氯甲烷中9种有机磷类和杂环类混标HJ963-2018/HJ1023-2019500mg/L1ml

玺标（上海）科技基体标物/质控样品：ST-020-05Z-61Z甲醇/苯中17种硝基苯类混标GBZ/T300.146-2017100μg/mL1ml

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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