NA 027
DIN Standards Committee Optics and Precision Mechanics
Project
Jewellery and precious metals - Test methods for fashion jewellery coatings - Part 1: Resistance to exposure to damp heat
Begin
2024-10-25
Planned document number
ISO/AWI 25392-1
Responsible national committee
NA 027-04-01 AA - Jewellery, precious metals and associated products