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钛 AAS 标准液 1,000 mg/l traceable to SRM from NIST (NH₄)₂TiF₆ in H₂O 1000 mg/l Ti CertiPUR®
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水中硝酸根成分分析标准物质,1000ug/ml ±1% (20℃)
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SRM-A11A1AAS 锑单元素标准溶液(5%盐酸基体,trace硝酸)
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锆标准溶液,7440-67-7,1000μg/ml, in 1.0mol/L HNO3 and trace HF
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水中硝酸盐氮成分分析标准物质,1000μg/ml ±1% (20℃)
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氨氮标准溶液,500mg/L in H2O
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铟标准液 可溯源至NIST的SRM,In (NO₃)₃ 溶于0.5 mol/l的HNO₃ 1000 mg/l In CertiPUR®
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NCSZ-Y-18.7μg/L 标样/水质Y钇质控样
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硅 AAS 标准液 1,000 mg/l traceable to SRM from NIST acidic, (NH₄)₂SiF₆ in H₂O 1000 mg/l Si CertiPUR®
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硅 AAS 标准液 1,000 mg/l traceable to SRM from NIST acidic, (NH₄)₂SiF₆ in H₂O 1000 mg/l Si CertiPUR®
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