NF A70-020:1993
Jewellery. Fineness of precious metal alloys.

Standard No.

NF A70-020:1993

Release Date

1993

Published By

Association Francaise de Normalisation

Status

Be replaced

Replace By

NF A07-020:2017

Latest

NF A07-020:2017

NF A70-020:1993 history

• 0000 NF A07-020:2017
• 1993 NF A70-020:1993 Jewellery. Fineness of precious metal alloys.