LC

Samples

Citric acid , Tartaric acid , Malic acid , Malonic acid , Succinic acid , Glycolic acid , Formic acid , Lactic acid , Acetic acid , Fumaric acid , Adipic acid , Pyroglutamic acid , Propionic acid , Acrylic acid , Pivalic acid , Methacrylic acid , Crotonic acid

Applications

Elution position of the aliphatic organic acid

Column

ULTRON PS-80H

Column Size

300 mm L × 8.0 mm I.D. + 300 mm L × 8.0 mm I.D.

Mobile phase

HClO4aq. (pH 2.1)

Frow rate

1.0 mL/min

Column temp.

60°C

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LC

Samples

Citric acid , Tartaric acid , Malonic acid , Succinic acid , Lactic acid , Acetic acid , Gallic acid , Propionic acid , Phthalic acid , Phenoxyacetic acid , m-Hydroxybenzoic acid , p-Hydroxybenzoic acid , Vanilic acid , Caffeic acid , Benzoic acid , o-Hydroxybenzoic acid

Applications

Elution position of the aromatic organic acid

Column

ULTRON PS-80H

Column Size

300 mm L × 8.0 mm I.D.

Mobile phase

HClO4aq. (pH 2.1)/CH3CN = 90/10

Frow rate

1.0 mL/min

Column temp.

60°C

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LC

Samples

Tartaric acid , Malic acid , Malonic acid , Acetic acid , Citric acid , Succinic acid , Malic acid degradate , Propionic acid

Applications

Organic acids

Column

STR ODS-II

Column Size

150 mm L × 4.6 mm I.D.

Mobile phase

5 mM NH4H2PO4(pH 2.4)

Frow rate

1.0 mL/min

Column temp.

40°C

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