Full Description

1. Purpose and Scope

1.1 This test method is designed to measure the resistance to sea water of dyed, printed, or otherwise colored textile yarns and fabrics of all kinds.1.2 Artificial sea water is used in this test because natural sea water is variable in composition, and is often difficult to obtain.

2. Principle

2.1 The specimen, backed by multifiber test fabric, is immersed in artificial sea water under specified conditions of pressure, temperature and time, and then placed between glass or plastic plates under specificed conditions of pressure, temperature and time. The change in color of the specimen and the staining of the attached multifiber test fabric are observed.