Here you will find all test methods, standards and test specifications with which we can handle your individual orders.
A list of all flexibly accredited test methods can be found here.
DIN EN 12373-4
Dye spot test with prior acid treatment
Aluminium and aluminium alloys - Anodizing - Part 4: Estimation of loss of absorptive power of anodic oxidation coatings after sealing by dye spot test with prior acid treatment
