Page 3 of Quality assurance of biofuels by Metrohm AG

metrohm in the quality assurance of biofuels if the standard is mentioned in the following table this means that metrohm instruments meet the stipulated minimum requirements for use in the standardized test method the character «» stands for a check of the quality criteria using a different testing method page parameter biodiesel din en 14214 astm 6751 vegetable oil din v 51605 bioethanol astm d 48061 astm d 57982 astm e 1064 astm e 203 astm d 512 3 astm d 7xxx 3 astm d 7xxx astm d 6174 astm d 1613 astm d 7xxx3 4­5 6­7 oxidation stability en 14112 en 14112 en 14112 en iso 12937 water content kfcoul en iso 12937 water content kfvol ph value chloride potentiometric sulfate potentiometric acid number iodine number en 14104 en 14111 8­9 8­9 8­9 8­9 8­9 10 ­ 11 10 ­ 11 10 ­ 11 1 2 astm d 664 en 14104 en 14111 recommended chloride and sulfate alkali metals and alkaline earth metals antioxidants recommended standard specification for denatured alcohol that is added to fossil fuels standard specification for mixtures of bioethanol and gasoline ed75-ed85 3 test method currently being evaluated in a round robin test the most important advantages at a glance · biofuel analysis from a single supplier · many years of application know-how in the ion analysis sector · «swiss made» technology for the determination of the biofuel quality parameters · three-year instrument warranty 3

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