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