I wish to digest the root sample of a plant i.e. in dried form using HNO3. how long can i store it before ICP analysis.
I hope this Pdf useful for your request:
Thank you sir. But i wanted to know how long can a acid digested sample be stored before analysis.
It probably depends on the analyte to be measured. For Cr, 90 days is the limit time applied in our laboratory.
Kind regards.
After the treatment in acid and dehydrated is a dead tissue practically inert. It can be stored in freezing or room temperature for a long time without changes.
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