NF A70-030*NF ISO 23345:2021
Jewellery and precious metals - Non destructive precious metal fineness confirmation by ED-XRF

Standard No.

NF A70-030*NF ISO 23345:2021

Release Date

2021

Published By

Association Francaise de Normalisation

Latest

NF A70-030*NF ISO 23345:2021

NF A70-030*NF ISO 23345:2021 history

• 2021 NF A70-030*NF ISO 23345:2021 Jewellery and precious metals - Non destructive precious metal fineness confirmation by ED-XRF