Pesticide Analytical Testing
__Multi-Residue Pesticide Screens
__Agrochemical Analysis Services

Food

__Lab Nutritional Analysis

__Other Food Testing
__Standard Canadian Label

__Standard American Label

__Canadian & US Comparison

__Database Nutritional Analysis

__Label Formatting
__Nutritional Content Claims

Dietary Supplement

__General Tests

__Chemical Analysis

__Enzyme Assays

__Amino Acids
__Vitamins

Herbal

__Chemical Assays

__Microscopic Analysis

____Procedures

____General Guidance
____Reagents
____Monographs

Natural Health Products

__Product Licensing

__Site Licensing


Neutraceuticals
__Methods

Instrumentation
__HPLC/UV or HPLC/RI
__GC and GC/MS
__LS/MS
__Electrophoresis

     

Vitamin Assay

 

Group

Common Name

Chemical Name, Synonym

Chemical Structure

Analytical Methodology

Vitamin A

Vitamin A

Retinol

HPLC

Vitamin A Acid

Retinoic Acid

HPLC

Vitamin A Acetate

Retinyl Acetate

HPLC

Vitamin A Palmitate

all-trans-Retinol Palmitate

HPLC

beta-Carotene

Provitamin A

HPLC

Vitamin B

Biotin

Vitamin B7, Vitamin H

Immunoassay

Calcium Pantothenate

Vitamin B5

HPLC

Folic Acid

Vitamin B9, Vitamin M

HPLC

Methylcobalamin

Methyl B12

 (N≡C- = H3C-)

HPLC

Niacin

Nicotinic Acid, Vitamin B3

HPLC

Niacinamide

Nicotinic Acid Amide, Vitamin B3, Vitamin PP

HPLC

Pantothenic Acid Calcium Salt

Vitamin B5

HPLC

Pyridoxine

Vitamin B6, Pyridoxal, Pyridoxamine

HPLC

Pyridoxine 5’-Phosphate

Pyridoxal 5’-Phosphate

Fluorometric

Roboflavin

Vitamin B2, Vitamin G

HPLC

Thiamine

Vitamin B1

HPLC

Vitamin B6

Pyridoxine, Pyridoxal, Pyridoxamine

HPLC

Vitamin B12

Cyanocobalamin

HPLC

Vitamin C

Vitamin C

Ascorbic acid

Titration; HPLC or Fluorometric

Calcium Ascorbate

Vitamin C Calcium Salt

HPLC

Vitamin D

Vitamin D2

Ergocalciferol

HPLC

Vitamin D3

Cholecalciferol

HPLC 

Vitamin E

Vitamin E

d- or dl-alpha Tocopherol

HPLC 

Vitamin E Acetate

alpha-Tocopherol Acetate

HPLC

Vitamin E Succinate

Vitamin E Acid Succinate, alph-Tocopherol Acid Succinate, alpha-Tocopherol Succinate

HPLC

delta-Tocopherol

Vitamin E

HPLC

gamma-Tocopherol

Vitamin E

HPLC

Vitamin G

Riboflavin

Vitamin B2

HPLC

Vitamin H

Biotin

Vitamin B7

Immunoassay

Vitamin K

Vitamin K1

Phylloquinone

HPLC

Vitamin K2

Menaquinone 4

HPLC

Vitamin K3

Menadione

HPLC

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