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BS PD CEN/TR 17421:2019

Animal feeding stuffs: Methods of sampling and analysis. Recommendations for the organization and evaluation of collaborative studies for multi-analyte methods of analysis
standard by BSI Group, 10/16/2019

BS PD CEN/TS 16318:2012

Fertilizers. Determination of trace elements. Determination of chromium(VI) by photometry (method A) and by ion chromatography with spectrophotometric detection (method B)
standard by BSI Group, 05/31/2012

BS PD CEN/TS 14417:2014

Geosynthetic barriers. Test method for the determination of the influence of wetting-drying cycles on the permeability of clay geosynthetic barriers
standard by BSI Group, 10/31/2014