Vitamin K Test
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415 per analysis | -
12 - 15 Business Days | -
Rush Available
Technical data sheet
PrintMethod 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
0.2 – 1.9 mcg/100g (Sample Dependent)
Equipment
Incubator, Evaporator, HPLC with Fluorescence Detection
Method reference
AOAC 999.15
Reportable unit
mcg/100g
Sample size requirements
50 grams
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
While our sales and customer service team are happy to answer general testing questions, consultations typically start at a rate of $250 per 30 minutes regarding the interpretation of reported test results or questions about our test methods. We cannot consult on regulations, tolerance limits, or claims.
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.
Medallion Labs, a division of General Mills, offers multiple areas of expertise for analytical testing and product evaluation for the food and ingredient industry. Our areas of expertise include Chemical Analysis, Nutritional Analysis, Food Safety, Shelf Life Studies, Microbiology, Specialty Fibers, Physical Testing, Allergen Testing, as well as Product Evaluation (which includes Product Performance and Sensory Evaluation) and Technical Consulting/Method Development. Our methods are developed for the testing of food products and ingredients.
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Medallion Labs
A food testing program designed with mid-market and enterprise food and ingredient manufacturers in mind.
