The isotopic reference material ERM-EB400 is a chipped bronze material with a Pb mass fraction of 45 mg/kg. Approximately 1 g of bronze swarfs is filled in crimp vials, which are sealed in PE bags. This material is designed for verification and validation of all procedures (e.g. TIMS, ICPMS) being used for the determination of Pb isotope amount ratios.
Contents
Analyte
CAS Number
Concentration
Unit
Additional information
Method
Isotope amount ratio n(206Pb)/n(204Pb)
18,072
mol/mol
Certified quantity
Isotope amount ratio n(207Pb)/n(204Pb)
15,578
mol/mol
Certified quantity
Isotope amount ratio n(208Pb)/n(204Pb)
38,075
mol/mol
Certified quantity
Isotope amount ratio n(208Pb)/n(206Pb)
2,1068
mol/mol
Certified quantity
Isotope amount fraction n(204Pb)/n(Pb)
0,0137504
mol/mol
Certified quantity
Isotope amount fraction n(206Pb)/n(Pb)
0,2485
mol/mol
Certified quantity
Isotope amount fraction n(207Pb)/n(Pb)
0,2142
mol/mol
Certified quantity
Isotope amount fraction n(208Pb)/n(Pb)
0,52355
mol/mol
Certified quantity
Molar mass of Pb in bronze M(Pb)
207,20968
g/mol
Certified quantity
Copper (Cu)
[7440-50-8]
0,9404
kg/kg
Additional Material Information, mass fraction
Tin (Sn)
[7440-31-5]
0,0592
kg/kg
Additional Material Information, mass fraction
Bismuth (Bi)
[7440-69-9]
42,2
mg/kg
Additional Material Information, mass fraction
Lead (Pb)
[7439-92-1]
44,9
mg/kg
Additional Material Information, mass fraction
AnalyteIsotope amount ratio n(207Pb)/n(204Pb)CAS NumberConcentration15,578Unitmol/molAdditional informationCertified quantityMethod
AnalyteIsotope amount ratio n(208Pb)/n(204Pb)CAS NumberConcentration38,075Unitmol/molAdditional informationCertified quantityMethod
AnalyteIsotope amount ratio n(208Pb)/n(206Pb)CAS NumberConcentration2,1068Unitmol/molAdditional informationCertified quantityMethod
AnalyteMolar mass of Pb in bronze M(Pb)CAS NumberConcentration207,20968Unitg/molAdditional informationCertified quantityMethod
AnalyteCopper (Cu)CAS Number[7440-50-8]Concentration0,9404Unitkg/kgAdditional informationAdditional Material Information, mass fractionMethod
AnalyteTin (Sn)CAS Number[7440-31-5]Concentration0,0592Unitkg/kgAdditional informationAdditional Material Information, mass fractionMethod
AnalyteBismuth (Bi)CAS Number[7440-69-9]Concentration42,2Unitmg/kgAdditional informationAdditional Material Information, mass fractionMethod
AnalyteLead (Pb)CAS Number[7439-92-1]Concentration44,9Unitmg/kgAdditional informationAdditional Material Information, mass fractionMethod
Miscellaneous
Certificate of Analysis (specimen)
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Product data sheet
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