DS DS/EN 21563
DS DSEN 21563 1992-SEP-22 Dentstry - Algnate dental mpresson materal
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The standard covers alginate dental impression material used in dentistry for impressions of teeth and tissue in the oral cavity. Requirements are specified for dental materials which have a substantial content of alginate, and which after dissolution in water according to the producer's directions reacts to a substance suitable for making impressions.