Ключевые слова:
Interferences (chemical), Mineral fibres, Calibration, Toxic materials, Equations, Working range, Confidence limits, Shape, Asbestos, Performance, Testing conditions, Dimensional measurement, Sampling equipment, Specimen preparation, Amphiboles, Electron microscopes, Length, Particulate air pollutants, Identification methods, Air pollution, Concentration (chemical), Width, Reports, Test equipment, Fibres, Counting, Ash determination, Sampling methods, Test specimens, Poisson distribution, Filtration, Density, Bibliography, Classification systems, Sensitivity, Determination of content, Air, Microscopic analysis, Mathematical calculations, Aspect ratio