This standard is applicable to the docosahexaenoic acid (DHA) oil made through biological fermentation using such strains as Schizochytrium sp., Ulkenia amoeboida or Crypthecodinium cohnii.
2 Structural Formula and Relative Molecular Mass
2.1 Structural formula
2.2 Relative molecular mass
328.5 (as per 2007 international relative atomic mass)
3 Technical Requirements
3.1 Sensory requirements: shall comply with those specified in Table 1 .
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4 Other Requirements
The product shall be preserved in appropriate light resistant vacuum containers or those filled with nitrogen; the optimal preservation temperature of the product is below -5℃.
1 Scope 2 Structural Formula and Relative Molecular Mass 3 Technical Requirements 4 Other Requirements Annex A Inspection Methods Annex B Gas Chromatography-mass Spectrum for Docosahexaenoic Acid (DHA) Methyl Ester Standard Product Annex C Gas Chromatogram of Mixed Standard Working Solution after Methyl Esterification
1 Scope
This standard is applicable to the docosahexaenoic acid (DHA) oil made through biological fermentation using such strains as Schizochytrium sp., Ulkenia amoeboida or Crypthecodinium cohnii.
2 Structural Formula and Relative Molecular Mass
2.1 Structural formula
2.2 Relative molecular mass
328.5 (as per 2007 international relative atomic mass)
3 Technical Requirements
3.1 Sensory requirements: shall comply with those specified in Table 1 .
... ...
... ...
4 Other Requirements
The product shall be preserved in appropriate light resistant vacuum containers or those filled with nitrogen; the optimal preservation temperature of the product is below -5℃.
Contents of GB 26400-2011
1 Scope
2 Structural Formula and Relative Molecular Mass
3 Technical Requirements
4 Other Requirements
Annex A Inspection Methods
Annex B Gas Chromatography-mass Spectrum for Docosahexaenoic Acid (DHA) Methyl Ester Standard Product
Annex C Gas Chromatogram of Mixed Standard Working Solution after Methyl Esterification
