A preservative is a substance or a chemical that is added to products such as food, beverages, pharmaceutical drugs, paints, biological samples, cosmetics, wood and many other products to prevent decomposition by microbial growth or by undesirable chemical changes.
1. 4-Hydroxy benzoic acid; 2. 2-Methoxy benoic acid; 3. Benzoic acid; 4. Sorbic acid; 5. p-Hydroxy methylbenzoate; 6. p-Hydroxy ethylbenzoate; 7. p-Hydroxy propylbenzoate; 8. p-Hydroxy butylbenzoate
| Method | HPLC |
|---|
| Mode | RP |
|---|---|
| Substances | Benzoic acicd, 4-Hydroxybenzoic acid, p-Hydroxy methylbenzoate, p-Hydroxy ethylbenzoate, p-Hydroxy propylbenzoate, p-Hydroxy butylbenzoate, 2-Methoxy benzoic acid, Sorbic acid |
| Key words | Preservatives, Food, Benzoates, Acidic food, Benzoic acid, Sorbic acid |
| CAS number | 65-85-0, 99-96-7, 99-76-3,120-47-8, 94-13-3, 94-26-8, 579-75-9, 110-44-1 |
Eurospher
Article No.: 12DE081ESJ
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Analytical HPLC system up to 862 bar with DAD detection
Article No.: A46018
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