What are the recommended storage conditions for the mobile phase stock buffer solutions for the Waters PFAS method? - WKB92556
Article number: 92556
ENVIRONMENT
- Waters PFAS method
- Storage requirements
ANSWER
The ammonium acetate stock buffer solutions should be stored in a refrigerator—10M stored no more than six months and 1M no more than three months.
ADDITIONAL INFORMATION
If there are changes in the chromatography or concerns about microbial growth in the buffer stock, prepare fresh buffers in a separate clean container.
For additional information, see Analysis of Legacy and Emerging Perfluorinated Alkyl Substances (PFAS) in Environmental Water Samples Using Solid Phase Extraction (SPE) and LC-MS/MS.
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