NF T73-239*NF ISO 6841:1988 Surface active agents. Technical straight-chain sodium alkylbenzenesulfonates. Determination of mean relative molecular mass by gas-liquid chromatography.
1988NF T73-239*NF ISO 6841:1988 Surface active agents. Technical straight-chain sodium alkylbenzenesulfonates. Determination of mean relative molecular mass by gas-liquid chromatography.