This Test Guideline describes a method which is an adaptation of the Soap and Detergent Association semi-continuous activated sludge (SCAS) procedure for assessing the primary biodegradation of alkyl benzene sulphonate. The test does not simulate those conditions experienced in a sewage...

This test guideline describes a test procedure to gain information on dispersion stability of manufactured nanomaterials in simulated environmental media. The main purpose of this guideline is to assess the ability of a nanomaterial to attain a colloidal dispersion and to conserve this...

his dataset contains annual data on minimum wages in national currency at current prices. Cross-country comparisons are base upon national currency units, pay periods (hourly, daily, weekly, monthly), and time and frequency. Statistics are available from 1960 onwards.

This dataset contains annual data on minimum wages relative to median wages of full-time workers. For cross-country comparisons, data on minimum wage levels are further supplemented with another measure of minimum wages relative to average wages, that is, the ratio of minimum wages to median...