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反丁烯二酸

  1. Column:  ODS-3V

  2. Eluent: MeCN:0.1% H3PO4 5:95

  3. Gradient: None

  4. Flow: 1.0 ml/min

  5. Temp: 40?font>

  6. Detection: UV @ 210nm

色谱峰:1.fumaric acid ;2.acrylic acid;3.itaconic acid;4methacrylic acid

  1. Column:  ODS-3V

  2. Eluent: 0.1M NH4H2PO4   (pH 2.5 w/ H3PO4)

  3. Gradient: None

  4. Flow: 1.0 ml/min

  5. Temp: 40?font>

  6. Detection: UV @ 210nm

色谱峰:
1.oxalic acid ;2.tartaric acid;3.glycolic acid;4.malonic acid
5.lactic acid;6.acetic acid;7.fumaric acid;8.succinic acid;9.acrylic acid

  1. Column:  C8-3

  2. Eluent: 0.1M NH4H2PO4   (pH 2.8 w/ H3PO4)

  3. Gradient: None

  4. Flow: 1.0 ml/min

  5. Temp: 40?font>

  6. Detection: UV @ 210nm

色谱峰:1.formic acid ;2.alpha-ketoglutaric acid ;3.citric acid
4.maleic acid;5.fumaric acid

  1. Column:  C8-3

  2. Eluent: 0.1M NH4H2PO4   (pH 2.8 w/ H3PO4)

  3. Gradient: None

  4. Flow: 1.0 ml/min

  5. Temp: 40?strong>

  6. Detection: UV @ 210nm

色谱峰:1.oxalic acid ;2.tartaric ;3.glycolic;4.malonic;5.lactic
6.acetic acid;7.fumaric acid;8.succinic acid;9.acrylic acid
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