BS EN 13232-2. Railway applications. Track. Switches and crossings for Vignole rails - Part 2. Requirements for geometric design Ingestion-build-89079 The mass of the powder

The mass of the powder divided by its volume after the test gives its untapped density

It does not purport to address all of the safety problems associated with its use

BS EN 15637 on the determination of pesticide residues using LC-MS/MS following methanol extraction and clean-up using diatomaceous earth origin is useful for:

Where the aerosol sampler requires the use of an external (rather than integral) pump

or to a colourless transparent foil

BS EN 13232-2. Railway applications. Track. Switches and crossings for Vignole rails - Part 2. Requirements for geometric design Ingestion-build-89079 The mass of the powder