Foodstuffs. Determination of vitamin E by high performance liquid chromatography. Measurement of α-, β-, γ- and δ-tocopherol1 Scope This European Standard specifies a method for the determination of vitamin E in foods by high performance liquid chromatography (HPLC). The determination of vitamin E content is carried out by measurement of , , and tocopherol. This method has been validated in two interlaboratory studies. The first study was for the analysis of tocopherol in margarine and milk powder ranging from 9,89 mg 100 g to 24,09 mg 100 g. The second study was for the

This part of ISO 3098 specifies diacritical and particular marks for the Latin alphabet for use together with the characters shown in ISO 3098-2

The provisions of this specification are not restricted to fishplates for use with rails that comply with BS 11 and may be applied to fishplates for any rail section of 24

The principal changes to this edition of the standard are the following

BS 6556-2 provides users with efficient and standardized transformer coupling

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Having access to reliable guidelines is essential to prepare and use quality universal modular fuses

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Packaging is an integral part of a pharmaceutical product

3 Environmental tests