5.6 Documentation
• Results of an initial demonstration of capability should be saved either as a hard copy report or in an electronic file by the analyst.
• All calibration standards should be recorded in bound field notebooks. Documentation should included concentration, expiration date and lot number of the stock standard as well as concentration and preparation steps for each of the working standards.
• Instrument check sample results should be recorded in bound field notebooks.
• Results of all samples with accompanying blank and calibration standards should be saved either as a hard copy report or in an EXCEL file.