EN ISO 8799:1995 Surface Active Agents - Sulfated Ethoxylated Alcohols and Alkylphenols - Determination of Content of Unsulfated Matter (ISO 8799 : 1988)
2009EN ISO 8799:2009 Surface active agents - Sulfated ethoxylated alcohols and alkylphenols - Determination of content of unsulfated matter
1995EN ISO 8799:1995 Surface Active Agents - Sulfated Ethoxylated Alcohols and Alkylphenols - Determination of Content of Unsulfated Matter (ISO 8799 : 1988)