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Overview SIST EN ISO 7491:2001 (ISO 7491:2000) specifies a standardized method to determine the colour stability of dental materials after exposure to light and water. Colour stability is a critical…
Overview EN ISO 7491:2000 (ISO 7491:2000) specifies a standardized method to determine the colour stability of dental materials after exposure to light and water. Colour stability is a critical prope…
1 Scope This International Standard specifies a method for the determination of the colour stability of dental materials after exposure to light and water.
Overview ISO 7491:2000 – Dental materials – Determination of colour stability provides a standardized method for assessing the colour stability of dental materials. Developed by the International Org…
Overview ISO 749:1977 specifies a standardized method for determining the total ash content in oilseed residues. This international standard, developed by ISO Technical Committee ISO/TC 34 on Agricul…