BS ISO 2144:2019 Paper, board, pulps and cellulose nanomaterials. Determination of residue (ash content) on ignition at 900 °C

Test equipment
Sampling methods
Ash determination
Paper
Testing conditions
Combustion test methods
Residue-on-ignition determination
Carbon residue determination
Determination of content
Paper pulp
Chemical analysis and testing
Reproducibility
Paper products
Board (paper)
Specimen preparation

Link: BS ISO 2144:2019 Paper, board, pulps and cellulose nanomaterials. Determination of residue (ash content) on ignition at 900 °C
Source: BSI Standards

BS EN IEC 61000-4-18:2019 Electromagnetic compatibility (EMC) Testing and measurement techniques. Damped oscillatory wave immunity test

Electrical testing
Electronic equipment and components
Testing conditions
Electromagnetic fields
Wave properties and phenomena
Electric power system disturbances
Waves
Circuits
Oscillations
Voltage
Electrical equipment
Performance testing
Electromagnetic compatibility
Electronic power supplies
Electromagnetic radiation
Waveforms
Test equipment
Electrical impedance

Link: BS EN IEC 61000-4-18:2019 Electromagnetic compatibility (EMC) Testing and measurement techniques. Damped oscillatory wave immunity test
Source: BSI Standards