NF EN 28891
NF EN 28891

NF EN 28891

December 1991
Standard Cancelled

Dental casting alloys with noble metal content of 25 per cent UP to but not including 75 per cent.

La présente norme établit la classification et spécifie les exigences et méthodes d'essai des alliages dentaires à couler avec une teneur en métaux précieux comprise entre 25 % et 75 %.

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Main informations

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National standards and national normative documents

Publication date

December 1991

Number of pages

5 p.

Reference

NF EN 28891

ICS Codes

11.060.10   Dental materials

Classification index

S91-218

Print number

1

International kinship

ISO 8891:1990

European kinship

EN 28891:1991
Sumary
Dental casting alloys with noble metal content of 25 per cent UP to but not including 75 per cent.

La présente norme établit la classification et spécifie les exigences et méthodes d'essai des alliages dentaires à couler avec une teneur en métaux précieux comprise entre 25 % et 75 %.
Replaced standards (1)
NF S91-218
NF S91-218
August 1985
Standard Cancelled
Dentistry. Dental semi-precious and quarter-precious casting alloys.

Standard replaced by (1)
NF EN ISO 8891
NF EN ISO 8891
April 1995
Standard Cancelled
Dental casting alloys with noble metal content of 25 per cent up to but not including 75 per cent.

La présente norme établit la classification et spécifie les exigences et méthodes d'essai des alliages dentaires à couler avec une teneur en métaux précieux comprise entre 25 % et 75 %.

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