Vitamin K Test
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Price
$435 per analysis
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Turnaround time 12 – 15 Business Days
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Rush Available
Technical data sheet
Print- Method description
Samples are digested in a buffered lipase solution. Vitamin K is extracted using isooctane and concentrated. Extracts are run on an HPLC with fluorescence detection. An internal standard is used to compensate for any extraction inefficiencies and matrix interferences.
- Acceptable matrices
Food and dairy products, fruits and vegetables, supplements, drinks, and drink mixes
- Unacceptable matrices
Encapsulated samples
- Limit of quantitation
0.6-6.1 mcg/100g. Limit of quantitation can vary based on sample matrix.
- Equipment
Incubator, Evaporator, HPLC with Fluorescence Detection
- Method reference
AOAC 999.15
- Reportable unit
mcg/100g
- Sample size requirements
20 g
- Information required by submitter
Please supply estimates
- Additional information
The method measures Vitamin K1, K2 (MK-4), and K2 (MK-7). Please provide estimates, if available.
Common Vitamin K 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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