复合肥料总磷、有效磷、水溶性磷分析标准物质  Standard material for analysis of total phosphorus, available phosphorus and water-soluble phosphorus in compound fertilizer  70克/瓶  

微量元素叶面肥中铁、锰、铜、锌、钼、硼成分分析标准物质  Reference material for composition analysis of Iron, Manganese, Copper, Zinc, Molybdenum and boron in trace element foliar fertilizer  40克/瓶  

肥料中磷成分分析标准物质  Standard substance for analysis of phosphorus in fertilizers  70克/瓶  

水溶肥料中钠、硒、硅成分分析标准物质  Standard substance for analysis of sodium, Selenium and silicon in water soluble fertilizers  25克/瓶  

有机肥料中氯离子成分分析标准物质  Standard substance for the analysis of chloride ions in organic fertilizers  50克/瓶  

肥料中硝态氮和铵态氮分析标准物质  Reference material for analysis of nitrate and ammonium nitrogen in fertilizers  50克/瓶  

土壤调理剂中钙、镁、硅、铝、镍、磷、钾、氟分析标准物质  Standard substances for analysis of calcium, magnesium, silicon, aluminum, nickel, phosphorus, potassium and fluorine in soil conditioner  70克/瓶  

水溶性肥料中钴和钛分析标准物质  Standard substances for the analysis of cobalt and titanium in water-soluble fertilizers  25克/瓶  

复合肥中钾成分分析标准物质  Standard substance for analysis of potassium in compound fertilizer  20克/瓶  

有机肥料中速效钾分析标准物质  Standard material for analysis of available potassium in organic fertilizers  70克/瓶