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BS 7031:1988 | 31 Oct 1988 | BSI Knowledge
Standard
Withdrawn
BS 7031:1988
Specification for colours of gold alloys
Published:
31 Oct 1988
•
Withdrawn:
15 Mar 1993
Overview
Preview
References
History
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Product Details
Descriptors
Silver-containing alloys
Colour
Control samples
Reflection factor
Jewellery
Tolerances (measurement)
Chromaticity
Gold alloys
Chemical composition
ICS Codes
39.060 Jewellery
Committee
STI/53
International relationships
Identical to:
ISO 8654:1987
ISBN
0 580 16873 5
Publisher
BSI