Surface active agents. Sulfated ethoxylated alcohols and alkylphenols. Determination of content of unsulfated matter has-hardcopy BS EN 13958 exemplifies the

BS EN 13958 exemplifies the required chemical

This British Standard together with BS 7036-1 and BS 7036-3 supersedes BS 7036:1988 which is withdrawn

Classification and Designation

Technical delivery conditions for flat products of high yield strength structural steels in the quenched and tempered condition

The processes are described in EN 9300‑011 to EN 9300‑016

Surface active agents. Sulfated ethoxylated alcohols and alkylphenols. Determination of content of unsulfated matter has-hardcopy BS EN 13958 exemplifies the1 Scope This International Standard specifies a method for the determination of the content of unsulfated matter present in ordinary commercial neutralized products of sulfation of ethoxylated alcohols or alkylphenols [alkyl oxyethylene sulfates (ethoxylated alcohol sulfates) or alkylphenol oxyethylene sulfates (ethoxylated alkylphenol sulfates)] containing an average of not more than 20 oxyethylene groups per molecule.