-
水中氨氮成分分析标准物质,500μg/ml ±1% (20℃)
-
ICP-MS 校准
-
苯酚标准溶液,1000ug/ml in 0.02mol/L NaOH
-
银标准溶液,analytical standard ,1000ug/ml in 1%HNO3
-
钯标准溶液,7647-10-1,1000ug/ml in 2.0 mol/L hydrochloric acid
-
铱标准溶液,7439-88-5,1000ug/mL Ir in 2.0mol/L HCL
-
磷酸根离子标准溶液,7558-79-4,1000μg/ml in Water (20℃)
-
水中硫酸根成分分析标准物质,1000μg/ml ±1% (20℃)
-
水中硫酸根成分分析标准物质,100μg/ml ±2% (20℃)
-
水中硫酸根成分分析标准物质,500μg/ml ±1% (20℃)
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