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ืชืงื ื™ื ืคื ื™ืžื™ื™ื

Overview

ืžืงื•ืจ: ื”ืžืขื‘ื“ื” ืฉืœ ื“"ืจ .B ื’'ื™ืœ ื•ื˜ื•ืŸ - ืื•ื ื™ื‘ืจืกื™ื˜ืช ื•ื™ืจื’'ื™ื ื™ื”

ื”ืžื˜ืจื” ืฉืœ ื ื™ืชื•ื—ื™ื ื›ื™ืžื™ื™ื ืจื‘ื™ื ื”ื™ื ื ื™ืชื•ื— ื›ืžื•ืชื™, ืฉื‘ื• ื ืงื‘ืขืช ื›ืžื•ืช ื”ื—ื•ืžืจ ื‘ืžื“ื’ื. ืขืœ ืžื ืช ืœื—ืฉื‘ ื‘ืžื“ื•ื™ืง ืืช ื”ืจื™ื›ื•ื– ืฉืœ ืœื ื™ื“ื•ืข ืžื“ื’ื, ื”ื›ื ืช ืžื“ื’ื ื–ื”ื™ืจ ื”ื•ื ื”ืžืคืชื—. ื‘ื›ืœ ืคืขื ืฉื“ื’ื™ืžื” ืžื˜ื•ืคืœืช ืื• ืžื•ืขื‘ืจืช, ื—ืœืง ืžื”ื“ื’ื™ืžื” ืขืœื•ืœื” ืœืœื›ืช ืœืื™ื‘ื•ื“. ืขื ื–ืืช, ื™ืฉื ืŸ ืืกื˜ืจื˜ื’ื™ื•ืช ืœืžื–ืขื•ืจ ืื•ื‘ื“ืŸ ืžื“ื’ื. ื™ืฉื ืŸ ื’ื ืืกื˜ืจื˜ื’ื™ื•ืช ืœื”ืชืžื•ื“ื“ื•ืช ืขื ืื•ื‘ื“ืŸ ืžื“ื’ื ื•ืขื“ื™ื™ืŸ ืœื‘ืฆืข ืžื“ื™ื“ื•ืช ืžื“ื•ื™ืงื•ืช ืฉืœ ืจื™ื›ื•ื–.

ื›ื“ื™ ืœืžื–ืขืจ ืื•ื‘ื“ืŸ ืžื“ื’ื, ื”ืื™ื“ื™ืืœ ื”ื•ื ืœืžื–ืขืจ ืืช ืžืกืคืจ ืฉืœื‘ื™ ื”ื˜ื™ืคื•ืœ ื•ื”ื”ืขื‘ืจื” ืœื“ื•ื’ืžื”. ืœื“ื•ื’ืžื”, ืขื™ืกื•ื™ ืžื“ื’ื ืžื•ืฆืง ื™ืฉื™ืจื•ืช ืœืชื•ืš ื‘ืงื‘ื•ืงื•ืŸ ืฉืคืชืจื•ืŸ ื™ื™ืขืฉื” ื‘ื”ืคื—ืชืช ืฉืœื‘ ื”ืขื‘ืจื”. ืื ื™ืฉ ืฆื•ืจืš ืœืขื‘ื•ืจ ืžื‘ืงื‘ื•ืงื•ืŸ ืื—ื“ ืœืžืฉื ื”ื• ื•ื“ื™ืœื•ืœ ื ืขืฉื”, ืื– ืฉื˜ื™ืคื” ืžืฉื•ืœืฉืช ืฉืœ ื›ืœื™ ื”ื–ื›ื•ื›ื™ืช ืžืกื™ื™ืขืช ืœื”ื‘ื˜ื™ื— ืืช ื›ืœ ื”ืžื“ื’ื ืžื•ืขื‘ืจ. ืืกื˜ืจื˜ื’ื™ื•ืช ืื—ืจื•ืช ืกืคืฆื™ืคื™ื•ืช ื™ื•ืชืจ ืœื“ื’ื™ืžื”. ืœื“ื•ื’ืžื”, ื“ื’ื™ืžื•ืช ื›ื™ ืกืคื™ื—ื•ืช ืœื–ื›ื•ื›ื™ืช, ื›ื’ื•ืŸ ื—ืœื‘ื•ื ื™ื, ืขืฉื•ื™ ืœื”ื™ื•ืช ืžื˜ื•ืคืœ ื˜ื•ื‘ ื™ื•ืชืจ ืฆื™ื ื•ืจื•ืช ื—ื“ ืคืขืžื™ื™ื ืคื•ืœื™ืคืจื•ืคื™ืœืŸ. ื”ืฆื™ื ื•ืจื•ืช ืื™ื ื ื”ื™ื“ืจื•ืคื™ืœื™ื™ื, ื›ืš ืฉืื ื™ืฉ ืœื”ื–ืจื™ื ื›ืžื•ืช ืงื˜ื ื” ืฉืœ ื“ื’ื™ืžื” ื‘ืžื™ื, ืขื“ื™ืฃ ืฉื›ื‘ืจ ื”ื•ืกื™ืคื• ืืช ื”ืžื™ื ืœืฆื™ื ื•ืจ, ื›ืš ืฉื ื™ืชืŸ ื™ื”ื™ื” ืœื”ื–ืจื™ื ืืช ื”ื“ื’ื™ืžื” ื™ืฉื™ืจื•ืช ืœืžืžืก. ื–ื” ื™ื›ื•ืœ ืœื”ื™ื•ืช ื˜ื•ื‘ ื™ื•ืชืจ ืœื”ืชืจื›ื–, ื•ืœื ื™ื‘ืฉ ืœื—ืœื•ื˜ื™ืŸ ืžื“ื’ื, ืขืงื‘ ื”ืคืกื“ื™ื ืฉืœ ืื™-ืžืกื™ืกื•ืช ืœืื—ืจ rehydration.

ืžืงื•ืจ ื ื•ืกืฃ ืœืื•ื‘ื“ืŸ ืžื“ื’ื ื”ื•ื ื‘ืืžืฆืขื•ืช ืžื ื™ืคื•ืœืฆื™ื•ืช ืžื“ื’ื ืœื ืฉืœืžื•ืช. ืœื“ื•ื’ืžื”, ืื ื ืขืฉื” ืฉื™ืžื•ืฉ ื‘ื”ืœื™ืš ื ื’ื–ืจืช ื•ื”ื ื’ื–ืจืช ืื™ื ื” ืฉืœืžื”, ืœื ื ืฆืคืชื” ื›ืžื•ืช ื”ื“ื’ื™ืžื” ื”ืžืœืื”. ืฉื’ื™ืื•ืช ื›ื’ื•ืŸ ื–ื• ื”ืŸ ืฉื’ื™ืื•ืช ืฉื™ื˜ืชื™ื•ืช, ื•ื ื™ืชืŸ ืœืคืชื•ืจ ืื•ืชืŸ ืขืœ-ื™ื“ื™ ืชื™ืงื•ืŸ ื”ื‘ืขื™ื”, ื›ื’ื•ืŸ ืฉื™ื ื•ื™ ื”ืœื™ืš ื”ื”ืคืงื”. ืกื™ื‘ื” ื ื•ืกืคืช ืœืฉื’ื™ืื” ืฉื™ื˜ืชื™ืช ื‘ืžื“ื™ื“ื•ืช ื”ื™ื ืืคืงื˜ื™ ืžื˜ืจื™ืฆื”. ืืœื” ื™ื›ื•ืœื™ื ืœื”ืคืจื™ืข ืœืžื“ื™ื“ื” ืฉืœ ื—ื•ืžืจื™ื ืžืกื•ื™ืžื™ื ื•ื‘ื™ืฆื•ืข ื›ื™ื•ืœื™ื ื‘ืื•ืชื” ืžื˜ืจื™ืฆื” ื›ืžื• ื”ืžื“ื’ื ื™ื›ื•ืœ ืœื”ืคื—ื™ืช ืืช ื”ืืคืงื˜ ื”ื–ื”.

ื ื™ืชื•ื— ื›ืžื•ืชื™ ืžืชื‘ืฆืข ื‘ื“ืจืš ื›ืœืœ ื‘ืืžืฆืขื•ืช ืชืงื ื™ื ื—ื™ืฆื•ื ื™ื™ื ืื• ืคื ื™ืžื™ื™ื. ืขื‘ื•ืจ ืกื˜ื ื“ืจื˜ื™ื ื—ื™ืฆื•ื ื™ื™ื, ืขืงื•ืžืช ื›ื™ื•ืœ ื ืขืฉื™ืช ืขืœ ื™ื“ื™ ืžื“ื™ื“ืช ืจื™ื›ื•ื–ื™ื ื™ื“ื•ืขื™ื ืฉื•ื ื™ื ืฉืœ ื ื™ืชื•ื— ื”ืขื ื™ื™ืŸ. ืœืื—ืจ ืžื›ืŸ, ื”ืžื“ื’ื ืžื•ืคืขืœ ื‘ื ืคืจื“ ืžื”ืชืงืŸ. ืขื‘ื•ืจ ืกื˜ื ื“ืจื˜ื™ื ืคื ื™ืžื™ื™ื, ื”ืชืงืŸ ื ืžืฆื ื‘ืื•ืชื” ืžื“ื’ื ื›ืžื• ื ื™ืชื•ื— ื”ืขื ื™ื™ืŸ, ื•ืžืืคืฉืจ ืืช ื”ืžื“ื™ื“ื” ืœื”ื™ืœืงื— ื‘ื• ื–ืžื ื™ืช. ื‘ื“ืจืš ื›ืœืœ, ืžื™ื ื™ื ืฉื•ื ื™ื ืžืชื•ื•ืกืคื™ื ื”ื ืงืจืื™ื ื”ืชืงืŸ ื”ืคื ื™ืžื™ ื•ื”ื™ื—ืก ื‘ื™ืŸ ื”ืชื’ื•ื‘ื” ืขื‘ื•ืจ ืชืงืŸ ืคื ื™ืžื™ ื–ื” ืœื‘ื™ืŸ ื”ื ื™ืชื•ื— ืžื—ื•ืฉื‘. ื”ืจืขื™ื•ืŸ ื”ื•ื ืฉื”ื™ื—ืก ื‘ื™ืŸ ื”ืชื’ื•ื‘ื”, ื”ื ืงืจื ื’ื•ืจื ื”ืชื’ื•ื‘ื”, ื”ื•ื ืคืจื•ืคื•ืจืฆื™ื•ื ืœื™ ืœืจื™ื›ื•ื– ืฉืœื”ื. ื‘ืขื•ื“ ืฉื”ืฉื™ื˜ื” ื—ื™ื™ื‘ืช ืœื”ื™ื•ืช ืžืกื•ื’ืœืช ืœื”ื‘ื—ื™ืŸ ื‘ื™ืŸ ื ื™ืชื•ื— ื”ืขื ื™ื™ืŸ ืœื‘ื™ืŸ ื”ืชืงืŸ ื”ืคื ื™ืžื™, ื›ืœ ื”ืคืกื“ื™ ืžื“ื’ื ื”ืžืชืจื—ืฉื™ื ืœืื—ืจ ื”ื•ืกืคืช ื”ืชืงืŸ ื”ืคื ื™ืžื™ ืฆืจื™ื›ื™ื ืœื”ื™ื•ืช ื“ื•ืžื™ื ืขื‘ื•ืจ ืฉื ื™ ื”ื—ื•ืžืจื™ื ื•ืœื›ืŸ ื”ื™ื—ืก ืฉืœ ื”ืชื’ื•ื‘ื” ื ืฉืืจ ื–ื”ื”. ืžืงืจื” ืžื™ื•ื—ื“ ืฉืœ ืฉื™ืžื•ืฉ ื‘ืชืงื ื™ื ืคื ื™ืžื™ื™ื ื”ื•ื ื”ืฉื™ื˜ื” ืฉืœ ืชื•ืกืคื•ืช ืกื˜ื ื“ืจื˜ื™ื•ืช, ืฉื‘ื” ื›ืžื•ื™ื•ืช ื”ื•ืœื›ื•ืช ื•ื’ื“ืœื•ืช ืฉืœ ื”ื ื™ืชื•ื— ืžืชื•ื•ืกืคื•ืช ืœืคืชืจื•ืŸ ื•ื”ื›ืžื•ืช ื”ืžืงื•ืจื™ืช ืฉืœ ื”ื ื™ืชื•ื— ืžื—ื•ืฉื‘ืช ืœืื—ื•ืจ. ืชืงื ื™ื ืคื ื™ืžื™ื™ื ื™ื›ื•ืœื™ื ืœืฉืžืฉ ื›ืจื•ืžื˜ื•ื’ืจืคื™ื”, ืืœืงื˜ืจื•ื›ื™ืžื™ื”, ืกืคืงื˜ืจื•ืกืงื•ืคื™ื”.

Procedure

1. ื˜ื™ืคื•ืœ ื ื›ื•ืŸ ื‘ื“ื•ื’ืžื™ื•ืช: ื™ืฆื™ืจืช ืคืชืจื•ืŸ

  1. ืงื— ื ืงื™ื™ื” ืžืกื” ืืช ื”ื›ืžื•ืช ื”ื ื›ื•ื ื” ืฉืœ ืžื“ื’ื ืœืชื•ื›ื•. ื”ืงืœื˜ ืืช ื”ืžืกื” ื‘ืคื•ืขืœ ื‘ืฉื™ืžื•ืฉ. ื‘ื“ื•ื’ืžื” ื–ื•, ืคืชืจื•ืŸ ืฉืœ ืื“ื ื™ืŸ ื ืขืฉื” ื‘ืงื‘ื•ืง ื ืคื—ื™ ืœืฉื™ืžื•ืฉ ื›ืกื˜ื ื“ืจื˜ ืคื ื™ืžื™ ืœื ื™ืชื•ื— ื”ื‘ื. ื”ืžืกื” ืฉืœ ืื“ื ื™ืŸ ื”ื™ื 100 ืž"ื’. ืื™ืŸ ืœื”ืžื™ืก ื™ืฉื™ืจื•ืช ืœืชื•ืš ื‘ืงื‘ื•ืง ื ืคื—ื™ ืžื›ื™ื•ื•ืŸ ืฉื™ืฉ ืœื• ืฆื•ื•ืืจ ืืจื•ืš ื•ืœื ื ื™ืชืŸ ืœื”ื•ืกื™ืฃ ืื• ืœื”ืกื™ืจ ืืช ื”ืื“ื ื™ืŸ ื‘ืงืœื•ืช.
  2. ื”ื•ืกืฃ ื‘ืขืจืš 25 ืžืœ ืฉืœ ืžืžืก (ื‘ืžืงืจื” ื–ื” ื“ื™ืžืชื™ืœ ืกื•ืœืคื•ืงืกื™ื“ (DMSO)) ืขืœ ื•ืœืชืช ืœื• ืœืขืจื‘ื‘ ืœื”ืชืžื•ืกืก. ื‘ื“ื•ื’ืžื” ื–ื•, ื”ืคืชืจื•ืŸ ื”ืกื•ืคื™ ื ืขืฉื” ื‘ื‘ืงื‘ื•ืง ื ืคื—ื™ ืฉืœ 50 ืž"ืœ, ื›ืš ืฉืจืง ืœื”ื•ืกื™ืฃ ื› 25 ืž"ืœ ื›ืš ืฉื ื™ืชืŸ ืœืฉื˜ื•ืฃ ืืช ื”ื›ื™ืก ื•ืืช ื”ืคืชืจื•ืŸ ืžื•ืจื›

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Application and Summary

ืชืงื ื™ื ืคื ื™ืžื™ื™ื ืžืฉืžืฉื™ื ื‘ืชื—ื•ืžื™ื ืจื‘ื™ื, ื›ื•ืœืœ ืกืคืงื˜ืจื•ืกืงื•ืคื™ื” ื•ื›ืจื•ืžื˜ื•ื’ืจืคื™ื”. ื‘ืกืคืงื˜ืจื•ืกืงื•ืคื™ื”, ืชืงื ื™ื ืคื ื™ืžื™ื™ื ื™ื›ื•ืœื™ื ืœืขื–ื•ืจ ืœืชืงืŸ ืฉื’ื™ืื•ืช ืืงืจืื™ื•ืช ืขืงื‘ ืฉื™ื ื•ื™ื™ื ื‘ืขื•ืฆืžืช ืžืงื•ืจ ื”ืื•ืจ. ืื ืžื ื•ืจื” ืื• ืžืงื•ืจ ืื•ืจ ืื—ืจ ื™ืฉ ื›ื•ื— ืžืฉืชื ื”, ื–ื” ื™ืฉืคื™ืข ืขืœ ื”ืกืคื™ื’ื” ื•ื›ืชื•ืฆืื” ืžื›ืš, ืคืœื™ื˜ื” ืฉืœ ืžื“ื’ื. ืขื ื–ืืช, ื”ื™ื—ืก ื‘ื™ืŸ ืชืงืŸ ืคื ื™ืžื™ ืœืื ืชื— ื™ื™ืฉืืจ ืงื‘ื•ืข, ื’?...

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Tags

Internal StandardSample LossConcentrationAccurate CalculationsCareful Sample PreparationSample HandlingTransfer StepsSystematic ErrorsMatrix EffectsAnalytic ProcedureSpecies SimilarCompound Of InterestKnown ConcentrationSample LossesInternal StandardLab TechniqueUnknown ConcentrationChromatographySpectroscopySignal RatioResponse Factor

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