NIST SRM 972a Vitamin D Metabolites in Human Serum from Japan
NIST SRM 972a Vitamin D Metabolites in Human Serum is a certified reference material of human serum with accurately determined concentrations of 25-hydroxyvitamin D2 and D3 metabolites. It is used for standardizing clinical assays for vitamin D analysis. This product falls under tariff item 3822.90.00 as a certified reference material, as it meets the definition in Chapter 38 Note 2 and is not excluded by any other heading.
Duty Rate — Japan → Canada
Import Tips
• Confirm the product is accompanied by a certificate as per Chapter 38 Note 2, indicating certified vitamin D metabolite concentrations and methods
• Declare it under tariff item 3822.90.00; CBSA may require the certificate for verification
• Note that this product is not a medicament or diagnostic reagent of heading 30.06, as it is a certified reference material