90.20 Standard under periodical review Oct 15, 2024
ISO
International Standard
71.040.20 Laboratory ware and related apparatus
Test methods for determining the service performance of enamels are specified, i.e. for determining whether an enamel resists the specified treatment. The procedure insolve treatment for specified periods with an alkine detergent at 80 degrees centigrade and a dilute acid solution at room temperature.
PUBLISHED
ISO 4794:1982
90.20
Standard under periodical review
Oct 15, 2024