玺标（上海）科技基体标物/质控样品：土壤中速效钾和缓效钾ZCRM1195200-300mg/kg瓶100g

玺标（上海）科技基体标物/质控样品：土壤中全量钙、镁、钠、钾LY/T1234ZCRM044012.101-49.495g/kg瓶70g

玺标（上海）科技基体标物/质控样品：土壤中11种金属(总量)HJ974ZCRM044141.40-49500.01mg/kg瓶40g

玺标（上海）科技基体标物/质控样品：土壤中全硫LY/T1255-1999ZCRM03651742.9±174.3mg/kg瓶100g

玺标（上海）科技基体标物/质控样品：土壤中水解性酸度LY/T1241ZCRM1520132.13±26.43cmol/kg瓶100g

玺标（上海）科技基体标物/质控样品：土壤中全硅HJ974-2018ZCRM0366459.5±80.6mg/kg瓶100g