Development of cryogenic chromatography
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Liu Jiemin; Jiang Guibin; Liu Jingfu; Zhou Qunfang; Yao Ziwei
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Article
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2003
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John Wiley and Sons
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English
β 239 KB
## Abstract A nonliquid cryogenic gas chromatograph using thermoelectric modules for the cryogenic separation of low boilingβpoint compounds was developed. The new system included four thermoelectric modules, a U shape heat exchanger, a cold block, a temperature controller, and three aluminum sheet