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Showing 1 - 20 results of 20 for search '"international standard"', query time: 0.34s Refine Results
  1. 1
    “... (Fluka) internal standard, followed by bead beating and centrifugation to separate the extract from...”
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  2. 2
    “... (Fluka) internal standard, followed by bead beating and centrifugation to separate the extract from...”
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  3. 3
    “... weak acid (2v/v% HNO3), 10 μg/ml of a mixture of Rh, In and Re as internal standard and traces of HF...”
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  4. 4
    “... as an internal standard. It was deemed unnecessary to use a matrix modifier for the 2014 analysis....”
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  5. 5
    “..., and 100 µl of Apo 8 and an internal standard were added to each sub-sample. After a two hour extraction...”
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  6. 6
    “... was added as internal standard (In, 100 ppb). 88Sr, 89Y, 95Mo, 107Ag, 109Ag, 111Cd, 133Cs, 137Ba, 146Nd, 169...”
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  7. 7
    “... of 0.75% (w/v) CsCl matrix modifier in 10% (v/v) HNO3 containing 5 mg L-1 yttrium as an internal standard...”
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  8. 8
    “... water, 10 mL of hexane, and 1 mL of hexane spiked with internal standards: 250 mg/L Bromoeicosane; 50 mg...”
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  9. 9
    “... and extracted with dichloromethane, spiked with an internal standard of 1-bromoeicosane and cyclooctane. Samples...”
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  10. 10
    “... with dichloromethane, spiked with an internal standard of 1-bromoeicosane and cyclooctane. Samples were analysed using...”
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  11. 11
    “... mixture of Dichloromethane spiked with an internal standard of BrC20 (1-bromoeicosane) and cyclooctane...”
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  12. 12
    “... of dichloromethane spiked with an internal standard of BrC20 (1-bromoeicosane) and cyclooctane. Samples were analysed...”
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  13. 13
    “.... Samples were immediately extracted with 0.7 μm of dichloromethane spiked with an internal standard of BrC...”
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  14. 14
    “... dilution and immediately extracted with a mixture of Dichloromethane spiked with an internal standard...”
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  15. 15
    “...ºC. Zirconia beads, and 100 µl of Apo 8 and an internal standard were added to each sub-sample. After...”
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  16. 16
    “...) over a two hour period at -20ºC. Zirconia beads, and 100 µl of Apo 8 and an internal standard were...”
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  17. 17
    “.... Samples were immediately extracted with 0.7 μm of dichloromethane spiked with an internal standard of BrC...”
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  18. 18
    “... of dichloromethane spiked with an internal standard of BrC20 (1-bromoeicosane) and cyclooctane. Samples were analysed...”
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  19. 19
    “... ng apo-8'-carotenal (Fluka) internal standard in 50 micro litres methanol. The extract was cleared...”
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  20. 20
    “... of internal standard mix (containing 50 micro grams/mL 1,4-dichlorobenzene, 50 micro grams/mL p-terphenyl, 250...”
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