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Document Designation and Title Year Select Item(s) D4190 Standard Test Method for Elements in Water by Direct-Current Argon Plasma Atomic Emission Spectroscopy 03 D4190 Standard Test Method for Elements in Water by Direct-Current Argon Plasma Atomic Emission Spectroscopy 99 D4190 Standard Test Method for Elements in Water by Direct-Current Argon Plasma atomic Emission Spectroscopy 82(1988)e1