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BS ISO 20427:2023 Pigments and extenders. Dispersion procedure for sedimentation-based particle sizing of suspended pigment or extender with liquid sedimentation methods >
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BS ISO 20427:2023 Pigments and extenders. Dispersion procedure for sedimentation-based particle sizing of suspended pigment or extender with liquid sedimentation methods, 2023
- National foreword
- Foreword
- 1 Scope
- 2 Normative references
- 3 Terms and definitions
- 4 Principles of dispersion [Go to Page]
- 5 Principles of sedimentation-based techniques for particle size analysis [Go to Page]
- 6 Apparatus [Go to Page]
- 7 Settings for dispersion [Go to Page]
- 8 Dispersion procedure [Go to Page]
- 9 Sampling
- 10 Measurement and expression of results
- 11 Test report
- Annex A (normative) Protocol for the determination of energy input
- Annex B (informative) Limits for ultrasonic dispersion procedure
- Annex C (informative) Procedures for dispersion of TiO2 pigments
- Annex D (informative) Procedure for dispersion of CaCO3 with wet jet milling
- Annex E (informative) Procedure for the dispersion of Fe2O3 with an ultrasonic probe
- Annex F (informative) Procedure for dispersion of carbon black
- Annex G (informative) General procedure for dispersion of pigment or extender
- Bibliography [Go to Page]