Phenolics Test
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Price
$285 per analysis
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Turnaround time 12 – 15 Business Days
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Rush Available
Technical data sheet
Print- Method description
Free polyphenols are extracted using an acidic methanol solution. Bound polyphenols are digested with a strong alkaline, neutralized, and extracted with acidic methanol. All sample extracts are reacted with a Folin-Ciocalteu's reagent and sodium carbonate. The colored product can be read at 765 nm and compared to a Gallic Acid standard curve run concurrently.
- Acceptable matrices
Fruits and vegetables, juices, fruit concentrates, and grains
- Limit of quantitation
491 mg/Kg
- Equipment
Waterbath, spectrophotometer, centrifuge
- Method reference
Internally developed method with Miletic et al (2012) Phenolic Content of Plum AJCS 6(4) 681-687
- Reportable unit
mg/Kg
- Sample size requirements
20 g
- Information required by submitter
Please supply estimates
Common Phenolics Test Testing Questions
We make every effort to keep our methods and detection limits up to date according to the latest standards and qualifications. If you have any questions regarding the limit of detection/quantification or method references, please contact our Customer Service team at 1-800-245-5615.
Our standard turnaround time is 10 business days for most assays. There are some assays that require a longer turnaround time. We also offer a RUSH service that is half the time of the standard turnaround time of the assay at double the cost of the assay. A few assays that we provide cannot be rushed due to the nature of the test. Please check the specific assay you are interested in regarding the ability to RUSH the turnaround time.
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