DIN EN ISO 6845:2003
表面活性剂.工业烷烃磺酸盐.烷烃单磺酸盐平均相对分子质量和烷烃单磺酸盐含量的测定
Surface active agents - Technical alkane sulfonates - Determination of the mean relative molecular mass of the alkane monosulfonates and the alkane monosulfonate content (ISO 6845:1989); German version EN ISO 6845:2003