Element | M/Z | Unit | Certified Value | %Recoveries |
Ag | 107 | �g/g | 101.4 � 1.5 | 98.3 � 0.6 |
Al | 27 | �g/g | 104 ** | 93.9 � 2.0 |
Cr | 53 | �g/g | 98.3 � 0.00 | 99.2 � 6.0 |
Cu | 63 | �g/g | 100 � 1.9 | 99.9 � 1.0 |
Fe | 57 | �g/g | 98.9 � 1.4 | 99.4 � 2.7 |
Mg | 25 | �g/g | 99.5 � 1.7 | 102 � 1.3 |
Mo | 98 | �g/g | 100.3 � 1.4 | 96.4 � 2.0 |
Ni | 60 | �g/g | 99.7 � 1.6 | 98.8 � 1.0 |
Pb | 208 | �g/g | 101.1 � 1.3 | 100 � 1.0 |
S | 34 | �g/g | 1700 ** | 94.9 � 9 |
Sn | 118 | �g/g | 97.2 � 2.6 | 98.0 � 1.0 |
Ti | 47 | �g/g | 100.4 � 3.8 | 100 � 0.7 |
V | 51 | �g/g | 95.9 � 9.4 | 101 � 1.3 |
ICP-MS Results for Conostan Metallo-Organic Standard S-21(Conoco Specialty Products Inc.)
Element | Concentration | Unit | %Recovery |
---|---|---|---|
Al | 900 | �g/g | 103 ± 0.03 |
B | 900 | �g/g | 107 ± 3 |
Ba | 900 | �g/g | 95.8 ± 1.5 |
Ca | 900 | �g/g | 110 ± 0.9 |
Cd | 900 | �g/g | 102 ± 4 |
Cr | 900 | �g/g | 100 ± 3 |
Cu | 900 | �g/g | 102 ± 2 |
Fe | 900 | �g/g | 102 ± 3 |
Mg | 900 | �g/g | 106 ± 1.4 |
Mn | 900 | �g/g | 99.9 ± 3 |
Mo | 900 | �g/g | 102 ± 3 |
Na | 900 | �g/g | 108 ± 8 |
Ni | 900 | �g/g | 101 ± 3 |
Pb | 900 | �g/g | 103 ± 3 |
Sn | 900 | �g/g | 99.2 ± 3 |
Ti | 900 | �g/g | 104 ± 1.4 |
V | 900 | �g/g | 102 ± 3 |
Zn | 900 | �g/g | 109 ± 2.8 |