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{"sheet":"Legend","index":0,"n_rows":25,"n_cols":3,"rows_kept":25,"cut":false,"hidden":false,"merged":[]}
[]
[null,"Symbol"," Description"]
[null,"A"," Analyte in the sample (natural isotopic composition)"]
[null,"A*"," Analyte in the primary standard (natural isotopic composition)"]
[null,"B"," Analyte in the isotopic standard (isotopically enriched composition) "]
[null,"AB"," Blend of sample (A) and isotopic standard (B)"]
[null,"A*B"," Blend of primary standard (A*) and isotopic standard (B)"]
[null,"mA(AB)"," Mass of sample (A) in the blend AB"]
[null,"mB(AB)"," Mass of isotopic standard (B) in the blend AB"]
[null,"mA*(A*B)"," Mass of primary standard (A*) in the blend A*B"]
[null,"mB(A*B)"," Mass of isotopic standard (B) in the blend A*B"]
[null,"mB/mA"," Ratio mB(AB)/mA(AB) (sample blend AB)"]
[null,"mA*-i/mB-i"," Ratio mA*(A*B-i)/mB(A*B-i) (Calibration blends A*B-i, i = 1-3)"]
[null,"u[mA(AB)]"," Standard uncertainty on mA(AB)"]
[null,"u[mB(AB)]"," Standard uncertainty on mB(AB)"]
[null,"u[mA*(A*B)]"," Standard uncertainty on mA*(A*B)"]
[null,"u[mB(A*B)]"," Standard uncertainty on mB(A*B)"]
[null,"rAB"," Isotope ratio in the blend AB"]
[null,"rA*B"," Isotope ratio in the blend A*B"]
[null,"u[rAB]"," Standard uncertainty on rAB"]
[null,"u[rA*B]"," Standard uncertainty on rA*B"]
[null,"wA"," Mass fraction of A in the sample (unknown)"]
[null,"wA*-i"," Mass fraction of A in the primary standard solutions"]
[null,"u[wA]"," Combined standard uncertainty on wA (unknown)"]
[null,"u[wA*-i]"," Combined standard uncertainty on wA*-i"]

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[]
[null," Quadruple isotope dilution",null,null,null,null,null,null,null,null,"Percentage variance components of the combined standard uncertainty, uc(wA): First-order Taylor expansion"]
[]
[null,"Calibrators","mA*(A*B)/g","u[mA*(A*B)]/g","mB(A*B)/g","u[mB(A*B)]/g","rA*B/(V/V)","u[rA*B]/(V/V)","wA*/(mg/g)","u[wA*]/(mg/g)"]
[null,"A*B-1",1.0084960351800349,1.4287981506886665E-4,0.20025771188422756,1.4162014167426999E-4,0.49253022779529698,2.7634898761202458E-3,0.113221095067812,{"$f":"0.26076667332378/1000","v":2.6076667332377998E-4}]
[null,"A*B-2",1.0083759105840526,1.4287950406001351E-4,0.1993667877973653,1.4161968056762374E-4,0.99065585388938004,9.2728475403397958E-4,0.22791324986119699,{"$f":"0.524491645605455/1000","v":5.2449164560545503E-4}]
[null,"A*B-3",1.0073348307522128,1.4287681017349535E-4,0.19912653860540241,1.4161955657596744E-4,1.9624155552850802,4.791109766162897E-3,0.45676662986640298,{"$f":"1.05096038048603/1000","v":1.0509603804860299E-3}]
[]
[null,"Samples","mA(AB)/g","u[mA(AB)]/g","mB(AB)/g","u[mB(AB)]/g","rAB/(V/V)","u[rAB]/(V/V)","wA/(mg/g)","u[wA]/(mg/g)","rAB","rA*B-1","rA*B-2","rA*B-3","wA*-1","wA*-2","wA*-3","mA(AB)","mB(AB)","mA*(A*B)-1","mA*(A*B)-2","mA*(A*B)-3","mB(A*B)-1","mB(A*B)-2","mB(A*B)-3"]
[null,"AB",1.0193064648729683E-2,1.0986158928772974E-5,0.19939681894636044,1.0017665166782486E-4,0.98898702484237944,1.1011357637191756E-3,{"$f":"unID4MS(C5:J7,C10:H10)","v":22.511897667031921},6.9017668329230578E-2,0.13490939868703225,4.1827642702996305E-6,9.5359119741153131E-2,8.592799034587807E-7,6.9926925063377892E-7,0.56345809886834508,7.2701569464871845E-7,0.12359071446386886,2.6853457914335022E-2,2.6459907923816365E-9,2.1360851826218896E-3,2.7627120623391294E-9,6.5927485168202629E-8,5.3686516015221127E-2,6.9462115468946196E-8]