-
邻苯二甲酸二丁酯标准溶液,84-74-2,analytical standard,68.8μg/mL in methanol
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水中氨氮成分分析标准物质,100μg/ml ±2% (20℃)
-
水中氨氮成分分析标准物质,500μg/ml ±1% (20℃)
-
砷标准溶液,7440-38-2,analytical standard, 100mg/L in H2SO4
-
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
-
(As,Sb,Li,Mn,Mo,Ni,P,K,Sc,Na,S)多元素混合标准溶液(混标)
-
磷酸根离子标准溶液,7558-79-4,1000μg/ml in Water (20℃)
-
酒石酸氧锑钾 三水合物,28300-74-5,AR
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