(b) where an appropriate method of analysis does not appear among those referred to in point (a), a method of analysis complying with the standards recommended by the International Organisation for Standardisation (ISO), or
b) hvis der ikke findes en passende analysemetode blandt dem, der er nævnt under litra a), en analysemetode, der er i overensstemmelse med de standarder, der er anbefalet af Den Internationale Standardiseringsorganisation (ISO), eller