BS EN ISO 4538:1995
Metallic coatings - Thioacetamide corrosion test (TAA test)

Standard No.

BS EN ISO 4538:1995

Release Date

1979

Published By

British Standards Institution (BSI)

Status

Be replaced

Replace By

BS EN ISO 4538:1995(2000)

Latest

BS EN ISO 4538:1995(2000)

Scope

Reagents, apparatus and procedure for assessing the efficiency of tarnish-preventing treatments of silver and gold and for detecting discontinuities in precious metal coatings by exposure to an atmosphere containing volatile sulphides. Gives guidance on the number and type of test specimens, the exposure period and criteria of failure.

BS EN ISO 4538:1995 history

• 0000 BS EN ISO 4538:1995(2000)
• 1979 BS EN ISO 4538:1995 Metallic coatings - Thioacetamide corrosion test (TAA test)
• 1979 BS EN ISO 4538:1979 Metallic coatings. Thioacetamide corrosion test (TAA test)