Comparing of selectivity for organic acids

Comparing of selectivity for organic acids

Comparing of selectivity for organic acids

Application Number
127250
Method
HPLC
Results

Legend:
1 - malic acid 2 - acetic acid 3 - citric acid

Substances
malic acid; acetic acid; citric acid
Product(s)
PhaseREFWebshop

NUCLEODUR C18 Gravity-SB

760617.40

NUCLEODUR C18 Gravity

760100.40

NUCLEODUR C18 Pyramid

760201.40

Matrix
-
Sample(s)

1 mg/mL each, solved in eluent

Conditions
  • Eluent: 20 mmol/L KH2PO4, pH 2.7
  • Flow rate: 0.6 mL/min
  • Temperature: 20 °C
  • Injection volume: 2.0 µL
Detection
UV, 215 nm
Note
Under the given conditions the highest retention time is achieved with NUCLEODUR C18 Gravity-SB. NUCLEODUR C18 Gravity was only used for illustration and not compatible with fully aqueous conditions.
Author
HPLC department
Source
MACHEREY-NAGEL, Germany 2015
Disclaimer
Concerning questions to literature applications please contact the cited author/s. Chemicals mentioned in applications are not manufactured or sold by MACHEREY-NAGEL. Applications mentioned in MACHEREY-NAGEL literature or databases are provided for informational purposes only. MACHEREY-NAGEL does not warrant that all applications have been tested in MACHEREY-NAGEL laboratories using MACHEREY-NAGEL products. MACHEREY-NAGEL does not warrant the correctness of the applications.
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