玺标（上海）科技基体标物/质控样品：土壤中10种有效态ZCRM0628浓度见证书瓶500g

玺标（上海）科技基体标物/质控样品：土壤中速效钾和缓效钾LY/T1234ZCRM0528速效钾128.6±12.1mg/kg/缓效钾284.7±28.0mg/kg瓶100g

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玺标（上海）科技基体标物/质控样品：土壤中有效硼NY/T1121.8ZCRM04433.42mg/kg瓶100g

玺标（上海）科技基体标物/质控样品：土壤中有效钼Z5852ZCRM044421.9±5.0mg/kg瓶70g

玺标（上海）科技基体标物/质控样品：土壤中5种交换量NY/T1121ZCRM0632浓度见证书瓶100g