Imọ-aye
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PSA (ọwọn SPE ti o da lori N-propylethylenediamine)
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NH2 (ọwọn aminopropyl SPE)
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MAX(Adalu Anion Exchange SPE Ọwọn)
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MCX (apapọ cation paṣipaarọ ọwọn SPE)
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HLB (Pyrrolidone SPE ọwọn)
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GCB (ọwọ̀n SPE dudu carbon graphitized)
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GCB / NH2 (graphitized erogba dudu / amino) SPE
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Diol (ọwọn SPE ti o da lori diol)
