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金 AAS 标准液 1,000 mg/l traceable to SRM from NIST H(AuCl₄) in HCl 2 mol/l 1000 mg/l Au CertiPUR®
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锑 AAS 标准液 1,000 mg/l traceable to SRM from NIST Sb₂O₃ in HCl 2 mol/l 1000 mg/l Sb CertiPUR®
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金 AAS 标准液 1,000 mg/l traceable to SRM from NIST H(AuCl₄) in HCl 2 mol/l 1000 mg/l Au CertiPUR®
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锑 AAS 标准液 1,000 mg/l traceable to SRM from NIST Sb₂O₃ in HCl 2 mol/l 1000 mg/l Sb CertiPUR®
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铁 ICP 标准液 traceable to SRM from NIST, Fe(NO₃)₃ in HNO₃ 10% 10000 mg/l Fe CertiPUR®
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钪 AAS 标准液 1,000 mg/l traceable to SRM from NIST Sc₂O₃ in HNO₃ 1 mol/l 1000 mg/l Sc CertiPUR®
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钪 AAS 标准液 1,000 mg/l traceable to SRM from NIST Sc₂O₃ in HNO₃ 1 mol/l 1000 mg/l Sc CertiPUR®
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氯化钾溶液(标称 12.8 mS/cm) 有证电导率测量标准物质,可追溯至PTB和NIST (c=0.1 mol/l) CertiPUR®
Potassium chloride solution (nominal 12.8 mS/cm) certified reference material for the measurement
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氯化钾溶液(标称 12.8 mS/cm) 有证电导率测量标准物质,可追溯至PTB和NIST (c=0.1 mol/l) CertiPUR®
Potassium chloride solution (nominal 12.8 mS/cm) certified reference material for the measurement
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氯化钾溶液(标称 0.147 mS/cm) 有证电导率测量标准物质,可追溯至PTB和NIST (c=0.001 mol/l) CertiPUR®
Potassium chloride solution (nominal 0.147 mS/cm) certified reference material for the measurement
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