玺标（上海）科技基体标物/质控样品：复合肥料中镉汞砷铅铬ZCRM11926-120mg/kg瓶70g

玺标（上海）科技基体标物/质控样品：肥料中铅ZCRM1065浓度见证书瓶40g浓度见证书瓶40g

玺标（上海）科技基体标物/质控样品：有机肥料中氯离子GB/T24890ZCRM061270.74±10.35mg/kg瓶50g

玺标（上海）科技基体标物/质控样品：有机肥料中总氮质量控制物质NY/T525ZCRM030359.07±2.83mg/kg瓶50g

玺标（上海）科技基体标物/质控样品：有机肥料中镉汞砷铅铬ZCRM119110-180mg/kg瓶70g

玺标（上海）科技基体标物/质控样品：肥料中钾ZCRM1064浓度见证书瓶40g浓度见证书瓶40g