ISO 9885:1991Published

Wide-mouth glass containers — Deviation from flatness of top sealing surface — Test methods

Récipients en verre à col large — Déviation de planéité de la surface d'étanchéité supérieure — Méthodes d'essai

Abstract / scope

Specifies two complementary methods for the determination of the deviation from flatness. Describes the principle, the apparatus, the sampling, the test procedure, the expression of results, and the contents of the test report.