Elution volumes of organic acids using RSpak NN-814 are shown in the table.
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| Substances | Elution Volume (mL) | Substances | Elution Volume (mL) |
|---|---|---|---|
| Oxalic acid | 7.6 | Lactic acid | 10.2 |
| Maleic acid | 8.8 | Formic acid | 10.2 |
| D-Glucuronic acid | 8.9 | Citraconic acid | 10.7 |
| Gluconic acid | 9.0 | Succinic acid | 10.8 |
| α-Ketoglutaric acid | 9.2 | Acetic acid | 10.8 |
| Tartaric acid | 9.2 | Levulinic acid | 11.1 |
| Pyruvic acid | 9.4 | Glutaric acid | 11.7 |
| Citric acid | 9.5 | Itaconic acid | 12.3 |
| Glyoxylic acid | 9.7 | Adipic acid | 12.9 |
| Malic acid | 9.8 | Fumaric acid | 13.4 |
| Glycolic acid | 9.8 | trans-Crotonic acid | 15.2 |
| Malonic acid | 10.0 | n-Caproic acid | 30.8 |
| Pyroglutamic acid | 10.0 | L-Glutamic acid | 37.8 |
- Column
- ：Shodex RSpak NN-814 (8.0 mm I.D. x 250 mm)
- Eluent
- ：0.1 % H3PO4 aq.
- Column temp.
- ：60 ℃
Sample Name Index
- Acetic acid
- Adipic acid
- Citraconic acid
- Citric acid
- D-Glucuronic acid
- Formic acid
- Fumaric acid
- Gluconic acid
- Glutamic acid, Glu
- Glutaric acid
- Glycolic acid
- Glyoxylic acid
- Itaconic acid
- Lactic acid
- Levulinic acid
- Maleic acid
- Malic acid
- Malonic acid
- Oxalic acid
- Pyroglutamic acid
- Pyruvic acid
- Succinic acid
- Tartaric acid
- n-Caproic acid, 1-Hexanoic acid
- trans-Crotonic acid
- α-Ketoglutaric acid
Operation Manual / Certificate of Analysis
Operation Manuals and Certificate of Analysis / Inspection Certificate for the following products can be downloaded here.
Product Name Index
Applications
- Effects of Flow Rate (KC-811)
- Effects of Injection Volume (KC-811)
- Effects of Sample Load (KC-811)
- Effects of Column Temperature (KC-811)
- Effects of Concentration of Eluent on Elution Volume (KC-811)
- Effects of Column Temperature on Elution Volume (1) (KC-811)
- Effects of Column Temperature on Elution Volume (2) (KC-811)
- Effects of Acetonitrile in Eluent (1) (KC-811)
- Effects of Acetonitrile in Eluent (2) (KC-811)
- Effects of Reversed Phase Column on Elution Volume (KC-811 + DE-613)
- Elution Volume of Aromatic Organic Acids (NN-814)
- Elution Volume of Organic Acids (DE-413)
- Comparison of Analysis of Organic Acids with 4 Kinds of Detectors (Standards) (KC-811)
- Comparison of Analysis of Organic Acids with 4 Kinds of Detectors (Soy Sauce) (KC-811)
- Organic Acid Standards (1) (KC-811)
- Organic Acid Standards (2) (KC-811)
- Organic Acid Standards (3) (KC-811)
- Organic Acid Standards (4) (DE-413)
- Organic Acid Standards (5) (DE-213)
- Citric Acid in Phosphoric Acid (DE-613 + KC-811)
- Analysis of Organic Acids in Beer (KC-811)
- Analysis of Organic Acids and Vitamin C in Fruit Juice (KC-811)
- Reverse Phase Analysis of Gluconic Acids (DE-613)
- Analysis of Organic Acids in Sake (Japanese Rice Wine) (KC-811)
- Analysis of Organic Acids in White Wine (KC-811)
- Analysis of Oxalic Acid Using Ion Exclusion Mode (KC-811)
- Organic Acid in Phosphoric Acid (DE-613 + KC-811)
- Analysis of Organic Acids in Soy Sauces (KC-811)
- Organic Acids in Vinegar (KC-811)
- Separation of Succinic Acid and Fumaric Acid (KC-811)
- Analysis of Organic Acids (Eluent Conteinig Cyclodextrin) (KC-811)
- Camphor and Benzoic Acid (NN-814)
- Di-carboxylic Acids (DE-413)
- Analysis of Organic Acids in Soybean Paste (KC-811)
- Analysis of Organic Acids in Soy Sauce For Noodles (KC-811)
- Organic Acids Analysis in Black-vinegar (KC-811)
- LC/MS Analysis of Organic Acids (DE-213)
- Simultaneous Analysis of Saccharides, Organic Acids and Amino Acids with LC/MS (VG-50 2D)
- Simultaneous Analysis of Hydrophilic Substances in Energy Drink with LC/MS (VG-50 2D)
- Organic Acids (KC-811)
- LC/MS Analysis of Pipecolic Acid (NH2P-40 2D)
- Elution Volume of Organic Acids (NI-424)
- Analysis of Formic Acid in Povidone According to Pharmacopeia Method (KC-811)
- Analysis of Related Compounds of Alanine and Aspartic Acid According to USP-NF Method (SH1011)
- Analysis of Acetic Acid in Vinegar Drinks (KC-811)
- Citric Acid Analysis in Functional Beverage (KC-811)
- Organic Acid Determination Test for Glycerin Fatty Acid Esters According to Japan’s Specifications and Standards for Food Additives (SH1011) (SH1011)