Description
Special phase for SPE analysis of PCBs from sludge. Combination of sodium sulfate (N) for removal of trace water and SiOH/AgNO₃ (A) phase for removal of sulfur, sulfur-containing and polar compounds.
Special phase for SPE analysis of PCBs from sludge. Combination of sodium sulfate (N) for removal of trace water and SiOH/AgNO₃ (A) phase for removal of sulfur, sulfur-containing and polar compounds.
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