Przejdź do zawartości
Merck

HPLC Analysis of Organic Acids Commonly Found in Wine and Beer on TSKgel® OApak-P and OApak-A

HPLC Analysis of Organic Acids Commonly Found in Wine and Beer on TSKgel® OApak-P and OApak-A application for HPLC

Materiały

kolumna analityczna

Numer produktu
Opis
Cennik

TSKgel® OApak-A HPLC Column

phase carboxylic acid, L × I.D. 30 cm × 7.8 mm, 7 μm particle size

prekolumna

Numer produktu
Opis
Cennik

TSKgel® OApak-P Guard Column

phase sulphonic acid, L × I.D. 4 cm × 6 mm, 10 μm particle size

składnik fazy ruchomej

Numer produktu
Opis
Cennik

Sulfuric acid concentrate

0.1 M H2SO4 in water (0.2N), eluent concentrate for IC

standardowe

Numer produktu
Opis
Cennik

L-Pyroglutamic acid

≥99.0% (T)

Citric acid

United States Pharmacopeia (USP) Reference Standard

Lactic acid

United States Pharmacopeia (USP) Reference Standard

Malic acid

United States Pharmacopeia (USP) Reference Standard

Succinic acid

United States Pharmacopeia (USP) Reference Standard

Tartaric acid

United States Pharmacopeia (USP) Reference Standard

Pyruvic acid

United States Pharmacopeia (USP) Reference Standard

CONDITIONS

column

TSKgel OApak-A, 30 cm x 7.8 mm I.D., 5 μm particles (816653)

column

TSKgel OApak-P Guard Column, 4 cm x 6 mm I.D., 10 μm particles (816654)

mobile phase

0.75 mM sulfuric acid

flow rate

0.8 mL/min

column temp.

60 °C

detector

conductivity

injection

20 μL

sample

organic acid mixture, see figure for concentrations

Opis

Inne uwagi

Data provided by Tosoh Bioscience LLC.

Informacje prawne

TSKgel is a registered trademark of Tosoh Corporation