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Methods for Chemical Analysis of Water and Wastes

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Methods for Chemical Analysis of Water and Wastes ( methods-chemical-analysis-water-and-wastes )

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I Notes 1 The above concentratIOn values and Instrument condItions are for a PerkIn-Elmer HGA- 2100, based on the use of a 20 ul InJectIOn, contInUOUS flow purge gas and pyrolytIc graphIte 2 The use ofbackground correctIOn IS recommended 3 NItrogen may also be used as the purge gas 4 The 208 9 nm lIne IS a factor of 3X more senSItive than the 264 0 nm lIne, but reqUIres a very narrow sht to be dlscnmInated from nearby non-absorbIng hnes 5 For every sample matnx analyzed, venficatlon IS necessary to determIne that method of standard addItion IS not reqUIred (see part 5 2 1 of the AtomiC AbsorptIOn Methods section ofthis manual) 6 If method of standard addItion IS reqUIred, follow the procedure gIven earher In part 8 5 ofthe AtomIC AbsorptIOn Methods sectIOn ofthIS manual Precision and Accuracy 1 PreCISIon and accuracy data are not avaIlable at thIs tIme " 2352-2

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