Vitreous and porcelain enamels—Determination of resistance to chemical corrosion—Part 3:Determination of resistance to chemical corrosion by alkaline liquids using a hexagonal vessel or a tetragonal glass bottle
STANDARD published on 29.8.2025
Designation standards: GB/T 9989.3-2025
Note: Execute Date: march 2026
Publication date standards: 29.8.2025
Country: Chinese technical standard
Category: Technical standards GB