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Representation of results of particle size analysis — Part 6: Descriptive and quantitative representation of particle shape and morphology
90.93 Standard confirmed
Determination of the specific surface area of solids by gas adsorption — BET method
60.60 Standard published
Determination of particle size distribution — Single particle light interaction methods — Part 1: Light scattering aerosol spectrometer
30.60 Close of voting/ comment period
Colloidal systems — Methods for zeta-potential determination — Part 2: Optical methods
40.20 DIS ballot initiated: 12 weeks
Determination of particle size distribution by gravitational liquid sedimentation methods — Part 5: Photosedimentation techniques
40.60 Close of voting
Laser diffraction measurements — Good practice
50.20 Proof sent to secretariat or FDIS ballot initiated: 8 weeks
Determination of particle size distribution by centrifugal liquid sedimentation methods — Part 1: General principles, requirements and guidance
50.00 Final text received or FDIS registered for formal approval
Determination of particle size distribution and number concentration by particle tracking analysis (PTA)
50.00 Final text received or FDIS registered for formal approval
Charge conditioning of aerosol particles for particle characterization and the generation of calibration and test aerosols
50.00 Final text received or FDIS registered for formal approval
Guidelines for the characterization of dispersion stability
60.60 Standard published
Guidelines for good practices in zeta-potential measurement
60.60 Standard published
Good practice for dynamic light scattering (DLS) measurements
60.60 Standard published
Preparation of particulate reference materials — Part 1: Polydisperse material based on picket fence of monodisperse spherical particles
90.20 Standard under periodical review
Reference materials for particle size measurement — Specification of requirements
60.60 Standard published