Main Page

• Additional information
• Analytical methods - MeHg
• GAMA Guidelines for Assessment of Methods of Analysis
• Nutrients
  • Vitamins
    • Biotin
      • Summary - biotin
      • Examples of HPLC chromatograms - biotin
      • Precision data - biotin
      • Reference materials - biotin
      • Literature - biotin
    • Folate
      • Summary - folates
      • Precision data - folates
      • Reference materials - folates
      • Literature - folates
    • Niacin
      • Summary - niacin
      • Examples of HPLC chromatograms - niacin
      • Precision data - niacin
      • Reference materials - niacin
      • Literature - niacin
    • Pantothenic acid
      • Reference materials - pantothenic acid
      • Literature - pantothenic acid
    • Vitamin A
      • Measurement of all-trans-retinol and 13-cis-retinol
        • Summary - all-trans-retinol and 13-cis-retinol
        • Examples of HPLC chromatograms - all-trans-retinol and 13-cis-retinol
        • Precision data - all-trans-retinol and 13-cis-retinol
      • Measurement of β-carotene
        • Summary - β-carotene
        • Precision data - β-carotene
      • Reference materials - vitamin A
      • Literature - vitamin A
    • Vitamin B1 - Thiamine
      • Summary - B1
      • Examples of HPLC chromatograms - B1
      • Precision data - B1
      • Reference materials - B1
      • Literature - B1
    • Vitamin B2 - Riboflavin
      • Summary - B2
      • Examples of HPLC chromatograms - B2
      • Precision data - B2
      • Reference materials - B2
      • Literature - B2
    • Vitamin B6 - Pyridoxine
      • Determination of vitamin B6 by HPLC
        • Summary - B6 by HPLC
        • Examples of HPLC chromatograms - B6
        • Precision data - B6 by HPLC
      • Determination of vitamin B6 by microbiological assay
        • Summary - B6 by microbiological assay
        • Example of calibration lines obtained by MBA
        • Precision data - B6 by microbiological assay
      • Reference materials - B6
      • Literature - B6
    • Vitamin B12
      • Reference materials - B12
      • Literature - B12
    • Vitamin C - Ascorbic acid
      • Summary - vitamin C
      • Examples of HPLC chromatograms - vitamin C
      • Precision data - vitamin C
      • Reference materials - vitamin C
      • Literature - vitamin C
    • Vitamin D
      • Summary - vitamin D
      • Examples of HPLC chromatograms - vitamin D
      • Precision data - vitamin D
      • Reference materials - vitamin D
      • Literature - vitamin D
    • Vitamin E
      • Summary - vitamin E
      • Examples of HPLC chromatograms - vitamin E
      • Precision data - vitamin E
      • Reference materials - vitamin E
      • Literature - vitamin E
    • Vitamin K
      • Summary - vitamin K
      • Precision data - vitamin K1
      • Reference materials - vitamin K
      • Literature - vitamin K
    • Proficiency testing schemes
    • Terminology
    • EN documents
  • Proximates
  • Mineral elements
    • Selenium Se - a test page
  • Contaminants (TDS-EXPOSURE)
    • Inorganic contaminants
      • Aluminium (Al)
        • Summary - Al
        • Analytical methods - Al
        • Reference materials - Al
        • Proficiency testing - Al
        • References - Al
      • Arsenic (As)
        • Summary - As
        • Analytical methods - As
        • Reference materials - As
        • Proficiency testing - As
        • References - As
      • Cadmium (Cd)
        • Summary - Cd
        • Analytical methods - Cd
        • Reference materials - Cd
        • Proficiency testing - Cd
        • References - Cd
      • Copper (Cu)
        • Summary - Cu
        • Analytical methods - Cu
        • Reference materials - Cu
        • Proficiency testing - Cu
      • Lead (Pb)
        • Summary - Pb
        • Analytical methods - Pb
        • Reference materials - Pb
        • Proficiency testing - Pb
        • References - Pb
      • Manganese (Mn)
        • Summary - Mn
        • Analytical methods - Mn
        • Reference materials - Mn
        • Proficiency testing - Mn
      • Mercury (Hg)
        • Summary - Hg
        • Analytical methods - Hg
        • Reference materials - inorganic Hg
        • Reference materials - MeHg
        • Proficiency testing - Hg
        • References - Hg
      • Nitrites (E249-250)
        • Summary - Nitrites (E249-250)
        • Analytical methods - Nitrites (E249-250)
        • Reference material - Nitrites (E249-250)
        • Proficiency testing - Nitrites (E249-250)
        • References - Nitrites (E249-250)
      • Radionuclides
        • Summary - Radionuclides
        • Analytical methods - Radionuclides
        • Reference materials - Radionuclides
        • Proficiency testing - Radionuclides
      • Selenium (Se)
        • Summary - Se
        • Analytical methods - Se
        • Reference materials - Se
        • Proficiency testing - Se
      • Sulfites (E220-228)
        • Summary - Sulfites
        • Analytical methods - Sulfites
        • Reference materials - Sulfites
        • Proficiency testing - Sulfites
        • References - Sulfites
      • Organic contaminants
        • 3-monochloropropane-1,2-diol (3-MCPD) and related compounds
          • Summary - 3-MCPD
          • Analytical methods - 3-MCPD
          • Reference materials - 3-MCPD
          • Proficiency testing - 3-MCPD
          • References - 3-MCPD
        • Acrylamide
          • Summary - Acrylamide
          • Analytical methods - Acrylamide
          • Reference materials - Acrylamide
          • Proficiency testing - Acrylamide
        • Aflatoxins (B1, B2, G1, G2)
          • Summary - Aflatoxins
          • Analytical methods - Aflatoxins
          • Proficiency testing - Aflatoxins
          • Reference materials - Aflatoxins
          • References - Aflatoxins
        • Bisphenol A (BPA)
          • Summary - BPA
          • Analytical methods - BPA
          • Reference materials - BPA
          • Proficiency testing - BPA
          • References - BPA
        • Dioxins, furans, dioxin-like PCBs
          • Summary - Dioxins and dioxin-like PCBs
          • Analytical methods - Dioxins and dioxin-like PCBs
          • Reference materials - Dioxins and dioxin-like PCBs
          • Proficiency testing - Dioxins and dioxin-like PCBs
        • Gentamicin
          • Summary - Gentamycin
          • Analytical methods - Gentamycin
          • Reference materials - Gentamycin
          • Proficiency testing - Gentamycin
          • References - Gentamycin
        • Mineral oil saturated hydrocarbons (MOSH)
          • Summary - MOSH
          • Analytical methods - MOSH
          • Reference materials - MOSH
          • Proficiency testing - MOSH
          • References - MOSH
        • N-nitrosodimethylamine (NDMA)
          • Summary - NDMA
          • Analytical methods - NDMA
          • Reference materials - NDMA
          • Proficiency testing - NDMA
          • References - NDMA
        • Non dioxin- like PCBs (ndl-PCBs)
          • Summary - PCBs
          • Analytical methods - PCBs
          • Reference materials - PCBs
          • Proficiency testing - PCBs
        • Polybrominated diphenyl ethers (PBDEs)
          • Summary - PBDEs
          • Analytical methods - PBDEs
          • Reference materials - PBDEs
          • Proficiency testing - PBDEs
        • Polycyclic aromatic hydrocarbons (PAHs)
          • Summary - PAHs
          • Analytical methods - PAHs
          • Reference materials - PAHs
          • Proficiency testing - PAHs
        • Contaminants - additional information
          • Major reference material providers
          • TDS-EXPOSURE - Final list of priority substances
        • Meeting minutes
        • Contact information
        • FAQs
          • Export formats
        • Reference materials - niacin1
        • Summary - MeHg