Normas ISO

Geometrical product specifications (GPS) -- Dimensional measuring equipment: Dial test indicators (lever type) -- Design and metrological characteristics

Fluorspar -- Experimental methods for evaluation of quality variation

Fluorspar -- Experimental methods for checking the bias of sampling and sample preparation

Fluorspar -- Method of determining the precision of sampling and sample preparation

Metallurgical-grade fluorspar -- Determination of total sulfur content -- Iodometric method after combustion

Metallurgical-grade fluorspar -- Determination of silica content -- Reduced-molybdosilicate spectrometric method