This method is for the determination of vanillin, vanillic acid, p-hydroxybenzaldehyde, p-hydroxybenzoic acid and ethyl vanillin in vanilla extract and artificial vanilla flavor. The sample is analyzed using HPLC with UV detection.
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| Hold Times, Preservatives, Preps, Collection, Analytical & Documentation | |
|---|---|
| Holding Time: | None specified in the method. |
| Preservatives: | None specified in the method. |
| Required Preps: | 10g Glass or plastic bottle with Teflon-lined lid |
| Collection Method: | Grab sampling |
| Analytical Methodology: | HPLC/UV |
| Documentation: | |
| Analyte | Formula | CAS Number | Detection Limit | |
|---|---|---|---|---|
| Ethyl vanillin | C9H10O3 |
121-32-4 |
5 |
ppm |
| Vanillin | C8H8O3 |
121-33-5 |
5 |
ppm |
| Vanillic acid | C8H8O4 |
121-34-6 |
5 |
ppm |
| p-Hydroxybenzaldehyde | C7H6O2 |
123-08-0 |
5 |
ppm |
| p-Hydroxybenzoic acid | C7H6O3 |
99-96-7 |
5 |
ppm |
* The analytes and detection limits listed for each method represent the typical detection limits and analytes reported for that particular method. Keep in mind that analyte lists may vary from laboratory to laboratory. Detection limits may also vary from lab to lab and are dependent upon the sample size, matrix, and any interferences that may be present in the sample.